{"id":13206,"date":"2014-07-17T14:57:09","date_gmt":"2014-07-17T07:57:09","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/?p=13206"},"modified":"2019-09-24T14:59:07","modified_gmt":"2019-09-24T07:59:07","slug":"bao-cao-tom-tat-de-tai-thiet-ke-che-tao-va-chuyen-giao-he-thong-chung-cat-tinh-dau-hoi-quy-mo-nho","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/bao-cao-tom-tat-de-tai-thiet-ke-che-tao-va-chuyen-giao-he-thong-chung-cat-tinh-dau-hoi-quy-mo-nho\/","title":{"rendered":"B\u00e1o c\u00e1o t\u00f3m t\u1eaft \u0111\u1ec1 t\u00e0i: Thi\u1ebft k\u1ebf ch\u1ebf t\u1ea1o v\u00e0 chuy\u1ec3n giao h\u1ec7 th\u1ed1ng ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i quy m\u00f4 nh\u1ecf"},"content":{"rendered":"<p>KS. Nguy\u1ec5n V\u0103n D\u01b0\u1ee1ng<\/p>\n<p><b>I.<\/b><b> \u00a0\u0110\u1eb6T V\u1ea4N \u0110\u1ec0<\/b><\/p>\n<p>N\u0103m 1975, v\u1edbi s\u1ef1 gi\u00fap \u0111\u1ee1 k\u1ef9 thu\u1eadt v\u00e0 thi\u1ebft b\u1ecb c\u1ee7a C\u1ed9ng h\u00f2a Ph\u00e1p, m\u1ed9t x\u00ed nghi\u1ec7p s\u1ea3n xu\u1ea5t tinh d\u1ea7u H\u1ed3i \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u1edf Phai V\u1ec7,\u00a0 L\u1ea1ng S\u01a1n. C\u00f4ng su\u1ea5t 150 t\u1ea5n tinh d\u1ea7u H\u1ed3i \/ n\u0103m. Ch\u1ea5t l\u01b0\u1ee3ng tinh d\u1ea7u H\u1ed3i c\u1ee7a x\u00ed nghi\u1ec7p n\u00e0y \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n xu\u1ea5t kh\u1ea9u, k\u1ec3 c\u1ea3 nh\u1eefng th\u1ecb tr\u01b0\u1eddng kh\u00f3 t\u00ednh nh\u01b0 B\u1eafc \u00c2u, B\u1eafc M\u1ef9 v\u00e0 Nh\u1eadt B\u1ea3n. Trong th\u1eddi gian n\u00e0y, n\u01b0\u1edbc l\u00e1ng gi\u1ec1ng c\u1ee7a ch\u00fang ta v\u1eabn ch\u01b0a c\u00f3 m\u1ed9t c\u01a1 s\u1edf s\u1ea3n xu\u1ea5t tinh d\u1ea7u H\u1ed3i n\u00e0o c\u00f3 trang b\u1ecb t\u01b0\u01a1ng t\u1ef1.<\/p>\n<p>N\u0103m 1979, trong chi\u1ebfn tranh bi\u00ean gi\u1edbi, ngay sau khi tr\u00e0n xu\u1ed1ng th\u1ecb x\u00e3 L\u1ea1ng S\u01a1n, Trung Qu\u1ed1c \u0111\u00e3 cho \u0111\u1eb7t m\u00ecn ph\u00e1 h\u1ee7y to\u00e0n b\u1ed9 x\u00ed nhi\u1ec7p n\u00e0y. V\u00e0, t\u1eeb \u0111\u00f3 \u0111\u1ebfn nay, \u0111\u00e3 h\u01a1n 30 n\u0103m, ng\u01b0\u1eddi d\u00e2n L\u1ea1ng S\u01a1n l\u1ea1i ph\u1ea3i quay v\u1ec1 s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i h\u00ecnh thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i th\u1ee7 c\u00f4ng, ki\u1ec3u nh\u01b0 n\u1ea5u r\u01b0\u1ee3u \u0111\u1ec3 s\u1ea3n xu\u1ea5t tinh d\u1ea7u H\u1ed3i. Ch\u1ea5t l\u01b0\u1ee3ng tinh d\u1ea7u h\u1ed3i ch\u01b0ng c\u1ea5t th\u1ee7 c\u00f4ng l\u00e0 r\u1ea5t kh\u00e1c nhau, ph\u1ea7n l\u1edbn kh\u00f4ng \u0111\u1ea3m b\u1ea3o ti\u00eau chu\u1ea9n d\u00f9ng cho xu\u1ea5t kh\u1ea9u, v\u00ec c\u00f2n l\u1eabn nhi\u1ec1u t\u1ea1p ch\u1ea5t v\u00e0 n\u01b0\u1edbc. Trong th\u1eddi gian n\u00e0y, th\u00ec ph\u00eda b\u00ean kia bi\u00ean gi\u1edbi, Trung Qu\u1ed1c l\u1ea1i c\u00f3 nh\u1eefng b\u01b0\u1edbc ti\u1ebfn nh\u1ea3y v\u1ecdt trong l\u0129nh v\u1ef1c ch\u01b0ng c\u1ea5t v\u00e0 ch\u1ebf bi\u1ebfn tinh d\u1ea7u H\u1ed3i d\u00f9ng cho xu\u1ea5t kh\u1ea9u.<\/p>\n<p>T\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i h\u00ecnh thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i \u1edf L\u1ea1ng S\u01a1n l\u00e0 thi\u1ebft b\u1ecb th\u1ee7 c\u00f4ng, v\u1edbi thi\u1ebft k\u1ebf s\u01a1 s\u00e0i v\u00e0 \u0111\u01a1n gi\u1ea3n, \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb nh\u1eefng lo\u1ea1i v\u1eadt li\u1ec7u r\u1ebd ti\u1ec1n, d\u1ec5 ki\u1ebfm. Tu\u1ed5i th\u1ecd th\u1ea5p. Thi\u1ebfu d\u1ee5ng c\u1ee5 theo d\u00f5i ch\u1ebf \u0111\u1ed9 ch\u01b0ng c\u1ea5t, ki\u1ec3m tra m\u1ef1c n\u01b0\u1edbc, d\u1ecbch ng\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c h\u1ed3i l\u01b0u, kh\u00f4ng c\u00f3 c\u1eeda n\u1ea1p li\u1ec7u v\u00e0 x\u1ea3 li\u1ec7u ri\u00eang, n\u00ean g\u00e2y kh\u00f4ng \u00edt v\u1ea5t v\u1ea3 kh\u00f3 kh\u0103n cho ng\u01b0\u1eddi lao \u0111\u1ed9ng.<\/p>\n<p>Kh\u00f4ng c\u00f3 b\u1ed9 ph\u1eadn ph\u00e2n ly v\u00e0 kh\u00f4ng c\u00f3 bi\u1ec7n ph\u00e1p x\u1eed l\u00fd s\u1ea3n ph\u1ea9m, n\u00ean s\u1ea3n ph\u1ea7m tinh d\u1ea7u l\u00e0m ra v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng th\u1ea5p, kh\u00f4ng \u0111\u1ee7 ti\u00eau chu\u1ea9n d\u00f9ng cho xu\u1ea5t kh\u1ea9u;<\/p>\n<p>Thi\u1ebft b\u1ecb l\u00e0m l\u1ea1nh kh\u00f4ng \u0111\u1ea3m b\u1ea3o, thi\u1ebft di\u1ec7n b\u1ec1 m\u1eb7t trao \u0111\u1ed5i nhi\u1ec7t b\u00e9, l\u1ea1i kh\u00f4ng c\u00f3 c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u l\u00e0m zo\u0103ng ph\u00f9 h\u1ee3p, v\u1eeba \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 k\u00edn, v\u1eeba ch\u1ecbu nhi\u1ec7t l\u1ea1i ch\u1ecbu d\u1ea7u n\u00ean \u0111\u00e3 l\u00e0m th\u1ea5t tho\u00e1t m\u1ed9t l\u01b0\u1ee3ng l\u1edbn s\u1ea3n ph\u1ea9m ra m\u00f4i tr\u01b0\u1eddng xung quanh, hi\u1ec7u su\u1ea5t ch\u01b0ng c\u1ea5t th\u1ea5p.<\/p>\n<p>B\u1edfi v\u1eady, vi\u1ec7c nghi\u00ean c\u1ee9u thi\u1ebft k\u1ebf v\u00e0 ch\u1ebf t\u1ea1o m\u1ed9t d\u00e2y chuy\u1ec1n thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i th\u1ecfa m\u00e3n \u0111\u01b0\u1ee3c nh\u1eefng \u0111\u00f2i h\u1ecfi tr\u00ean \u0111\u00e2y c\u1ee7a th\u1ef1c t\u1ebf s\u1ea3n xu\u1ea5t hi\u1ec7n nay l\u00e0 m\u1ed9t vi\u1ec7c l\u00e0m c\u1ea7n thi\u1ebft<\/p>\n<p><b>II.\u00a0 N\u1ed8I DUNG V\u00c0 PH\u01af\u01a0NG PH\u00c1P NGHI\u00caN C\u1ee8U<\/b><\/p>\n<p><b>2.1. N\u1ed9i dung nghi\u00ean c\u1ee9u (t\u00ednh \u0111\u1ebfn ng\u00e0y b\u00e1o c\u00e1o)<\/b><\/p>\n<ul>\n<li>Kh\u1ea3o s\u00e1t, \u0111\u00e1nh gi\u00e1 th\u1ef1c tr\u1ea1ng ch\u1ebf bi\u1ebfn v\u00e0 thi\u1ebft b\u1ecb ch\u1ebf bi\u1ebfn tinh d\u1ea7u h\u1ed3i \u1edf 10 huy\u1ec7n c\u1ee7a t\u1ec9nh L\u1ea1ng S\u01a1n v\u00e0 huy\u1ec7n B\u00ecnh li\u00eau, t\u1ec9nh Qu\u1ea3ng Ninh. Th\u0103m quan m\u1ed9t s\u1ed1 c\u01a1 s\u1edf s\u1ea3n xu\u1ea5t v\u00e0 ch\u1ebf bi\u1ebfn tinh d\u1ea7u h\u1ed3i \u1edf Qu\u1ea3ng T\u00e2y, Trung Qu\u1ed1c;<\/li>\n<li>X\u00e2y d\u1ef1ng quy tr\u00ecnh (d\u1ef1 th\u1ea3o) c\u00f4ng ngh\u1ec7 ch\u01b0ng c\u1ea5t tinh d\u1ea7u h\u1ed3i trong ph\u00f2ng th\u00ed nghi\u1ec7m. X\u00e1c \u0111inh m\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t h\u00f3a \u2013 l\u00fd c\u01a1 b\u1ea3n c\u1ee7a tinh d\u1ea7u h\u1ed3i ch\u01b0ng c\u1ea5t trong ph\u00f2ng th\u00ed nghi\u1ec7m;<\/li>\n<li>Nghi\u00ean c\u1ee9u thi\u1ebft k\u1ebf v\u00e0 ch\u1ebf t\u1ea1o h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t tinh d\u1ea7u h\u1ed3i quy m\u00f4 nh\u1ecf;<\/li>\n<li>X\u00e1c \u0111\u1ecbnh \u0111\u1ecba \u0111i\u1ec3m l\u1eafp \u0111\u1eb7t, l\u1eafp \u0111\u1eb7t v\u00e0 hi\u1ec7u ch\u1ec9nh h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i quy m\u00f4 nh\u1ecf.<\/li>\n<\/ul>\n<p><b>2.2.\u00a0 Ph\u01b0\u01a1ng ph\u00e1p<\/b><\/p>\n<p>\u0110\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng n\u1ed9i dung c\u00f3 li\u00ean quan \u0111\u1ebfn \u0111i\u1ec1u tra kh\u1ea3o s\u00e1t, \u0111\u1ec1 t\u00e0i \u0111\u00e3 k\u1ebf th\u1eeba nh\u1eefng s\u1ed1 li\u1ec7u \u0111\u00e3 c\u00f3 s\u1eb5n \u1edf c\u00e1c Ban, Ng\u00e0nh c\u00f3 li\u00ean quan \u0111\u1ebfn g\u00e2y tr\u1ed3ng s\u1ea3n xu\u1ea5t, ch\u1ebf bi\u1ebfn v\u00e0 kinh doanh s\u1ea3n ph\u1ea9m H\u1ed3i. Ngo\u00e0i ra, trong qu\u00e1 tr\u00ecnh \u0111i\u1ec1u tra kh\u1ea3o s\u00e1t v\u00e0 th\u0103m quan h\u1ecdc t\u1eadp, m\u1ed9t s\u1ed1 c\u00f4ng c\u1ee5\u00a0 RRA, PRA \u0111\u00e3 \u0111\u1ef1\u01a1c ph\u00e1t huy, k\u1ebft h\u1ee3p v\u1edbi vi\u1ec7c quan s\u00e1t th\u1ef1c t\u1ebf, ph\u00e2n t\u00edch t\u1ed5ng h\u1ee3p \u0111\u1ec3 l\u00e0m r\u00f5 b\u1ee9c tranh v\u1ec1 hi\u1ec7n tr\u1ea1ng ch\u1ebf bi\u1ebfn v\u00e0 thi\u1ebft b\u1ecb ch\u1ebf bi\u1ebfn H\u1ed3i.<\/p>\n<p>L\u00e0 m\u1ed9t lo\u1ea1i nguy\u00ean li\u1ec7u th\u1ef1c v\u1eadt ch\u1ee9a tinh d\u1ea7u, n\u00ean trong qu\u00e1 tr\u00ecnh x\u00e2y d\u1ef1ng quy tr\u00ecnh (d\u1ef1 th\u1ea3o) ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i, vi\u1ec7c x\u00e1c \u0111\u1ecbnh h\u00e0m \u1ea9m nguy\u00ean li\u1ec7u s\u1ebd \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh tr\u00ean thi\u1ebft b\u1ecb Dean-Stark v\u1edbi c\u00e1c lo\u1ea1i dung m\u00f4i kh\u00f4ng c\u1ef1c. \u1ed3i H\u1ed3i<\/p>\n<p>Thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t tinh d\u00e2u H\u1ed3i trong ph\u00f2ng th\u00ed nghi\u1ec7m l\u00e0 b\u1ed9 thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t tinh d\u1ea7u c\u1ee7a \u0110\u1ee9c. S\u1ed1 l\u01b0\u1ee3ng m\u1eabu qu\u1ea3 h\u1ed3i \u0111\u01b0\u1ee3c l\u1ea5y \u0111\u1ec3 ti\u1ebfn h\u00e0nh th\u00ed nghi\u1ec7m: 6 m\u1eabu qu\u1ea3 h\u1ed3i \u0111\u01b0\u1ee3c l\u1ea5y tr\u00ean \u0111\u1ecba b\u00e0n c\u1ee7a 5 huy\u1ec7n \u1edf t\u1ec9nh L\u1ea1ng S\u01a1n v\u00e0 huy\u1ec7n B\u00ecnh Li\u00eau, t\u1ec9nh Qu\u1ea3ng Ninh.<\/p>\n<p>C\u00e1c ch\u1ec9 s\u1ed1 h\u00f3a l\u00fd c\u01a1 b\u1ea3n c\u1ee7a tinh da\u00f9a H\u1ed3i ch\u01b0ng c\u1ea5t trong ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh theo c\u00e1c ti\u00eau chu\u1ea9n\u00a0 ISO, TAPPI, TCVN v\u00e0 D\u01b0\u1ee3c \u0110i\u1ec3n Vi\u1ec7t Nam III.\u00a0 Hi\u1ec7u su\u1ea5t ch\u01b0ng c\u1ea5t l\u00e0 t\u1ef7 l\u1ec7 % kh\u1ed1i l\u01b0\u1ee3ng tinh d\u1ea7u thu \u0111\u01b0\u1ee3c khi ch\u01b0ng c\u1ea5t b\u00ecnh th\u01b0\u1eddng so v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng % tinh d\u1ea7u thu \u0111\u01b0\u1ee3c khi tr\u00edch ly trong thi\u1ebft b\u1ecb Shoclet v\u1edbi dung m\u00f4i Ethylic. H\u00e0m l\u01b0\u1ee3ng c\u1ea5u t\u1eed trans-anethol \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u00ean m\u00e1y S\u1eafc k\u00fd kh\u00ed kh\u1ed1i ph\u1ed5 (GC\/MS).<\/p>\n<p>L\u00e0 quy m\u00f4 nh\u1ecf, n\u00ean h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i c\u1ee7a \u0111\u1ec1 t\u00e0i \u0111\u01b0\u1ee3c thi\u1ebft\u00a0 k\u1ebf theo nguy\u00ean l\u00fd l\u00e0m vi\u1ec7c ki\u1ec3u gi\u00e1n \u0111o\u1ea1n, ch\u01b0ng c\u1ea5t t\u1eebng m\u1ebb m\u1ed9t. Ph\u01b0\u01a1ng ph\u00e1p ch\u01b0ng c\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ch\u01b0ng c\u1ea5t b\u1eb1ng h\u01a1i n\u01b0\u1edbc, c\u00f3 h\u1ed3i l\u01b0u k\u00edn d\u1ecbch ng\u01b0ng. C\u00f4ng su\u1ea5t 300 kg nguy\u00ean li\u1ec7u qu\u1ea3 H\u1ed3i kh\u00f4 \/ m\u1ebb. N\u1ed3i ch\u01b0ng c\u1ea5t \u0111\u01b0\u1ee3c c\u1ea5p nhi\u1ec7t b\u1eb1ng than ho\u1eb7c c\u1ee7i. Thi\u1ebft b\u1ecb l\u00e0m l\u1ea1nh ki\u1ec3u \u1ed1ng ch\u00f9m. N\u01b0\u1edbc l\u00e0m m\u00e1t \u0111\u01b0\u1ee3c h\u1ed3i l\u01b0u \u0111\u1ec3 t\u00e1i s\u1eed d\u1ee5ng nhi\u1ec1u l\u1ea7n. \u00a0Thi\u1ebft b\u1ecb ph\u00e2n ly tinh d\u1ea7u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u1ef1a tr\u00ean nguy\u00ean l\u00fd l\u1eafng v\u00e0 ph\u00e2n l\u1edbp theo t\u1ef7 tr\u1ecdng c\u1ee7a c\u00e1c h\u1ee3p ch\u1ea5t l\u1ecfng kh\u00f4ng h\u00f2a tan v\u1edbi nhau (Florentina).<\/p>\n<p>T\u1ea5t c\u1ea3 c\u00e1c b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf \u0111\u1ec1u \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y tr\u00ean ph\u1ea7n m\u1ec1m Auto-Cat.<\/p>\n<p>T\u1ea5t c\u1ea3 c\u00e1c b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf tr\u01b0\u1edbc khi \u0111em \u0111i ch\u1ebf t\u1ea1o \u0111\u1ec1u \u0111\u01b0\u1ee3c th\u00f4ng qua c\u00e1c cu\u1ed9c h\u1ecdp t\u01b0 v\u1ea5n nh\u1eb1m xin \u00fd ki\u1ebfn \u0111\u00f3ng g\u00f3p c\u1ee7a nh\u1eefng chuy\u00ean gia \u0111\u1ea7u ng\u00e0nh trong l\u0129nh v\u1ef1c c\u01a1 kh\u00ed v\u00e0 h\u00f3a c\u00f4ng.<\/p>\n<p>Tinh d\u1ea7u H\u1ed3i l\u00e0 s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u trong c\u00f4ng nghi\u1ec7p th\u1ef1c ph\u1ea9m v\u00e0 c\u00f4ng nghi\u1ec7p D\u01b0\u1ee3c, n\u00ean c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ebf t\u1ea1o c\u00e1c b\u1ed9 ph\u1eadn trong d\u00e2y chuy\u1ec1n thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t c\u1ee7a \u0111\u1ec1 t\u00e0i \u0111\u1ec1u \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u kh\u00f4ng c\u00f3 h\u1ea1i cho s\u1ee9c kh\u1ecfe c\u1ee7a con ng\u01b0\u1eddi. C\u00e1c kh\u1edbp n\u1ed1i, ch\u1ed7 n\u1ed1i \u0111\u01b0\u1ee3c l\u00e0m k\u00edn b\u1eb1ng c\u00e1c zo\u0103ng l\u00e0m t\u1eeb m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u ch\u1ecbu d\u1ea7u, ch\u1ecbu nhi\u1ec7t v\u00e0 cho ph\u00e9p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p th\u1ef1c ph\u1ea9m.<\/p>\n<p>Nh\u1eefng \u0111i\u1ec3m ch\u1ecbu l\u1ef1c xung y\u1ebfu c\u1ee7a n\u1ed3i ch\u01b0ng c\u1ea5t, l\u00e0 nh\u1eefng n\u01a1i kh\u00f4ng c\u00f3 c\u1ea5u t\u1ea1o m\u1eb7t ph\u1eb3ng hay h\u00ecnh ch\u00f3p c\u1ee5t, nh\u01b0 \u0111\u00e1y n\u1ed3i v\u00e0 vai n\u1ed3i th\u00ec nh\u1ea5t thi\u1ebft ph\u1ea3i c\u00f3 gia c\u1ed1 g\u00e2n t\u0103ng c\u1ee9ng. C\u00e1c ch\u1ed7 gh\u00e9p n\u1ed1i ph\u1ea3i \u0111\u01b0\u1ee3c h\u00e0n theo ph\u01b0\u01a1ng ph\u00e1p h\u00e0n TIG (tungsram innert gas \u2013 \u0111\u1ea7u h\u00e0n b\u1eb1ng vonfram, h\u00e0n trong m\u00f4i tr\u01b0\u1eddng kh\u00ed tr\u01a1 argon ) ho\u1eb7c h\u00e0n b\u1eb1ng c\u00e1c lo\u1ea1i que h\u00e0n \u0111\u1eb7c ch\u1ee7ng c\u1ee7a Nh\u1eadt B\u1ea3n hay H\u00e0n Qu\u1ed1c.<\/p>\n<p>N\u1ed3i ch\u01b0ng c\u1ea5t v\u00e0 thi\u1ebft b\u1ecb l\u00e0m l\u1ea1nh sau khi ch\u1ebf t\u1ea1o xong ph\u1ea3i \u0111\u01b0\u1ee3c th\u1eed \u00e1p l\u1ef1c.<\/p>\n<p><b>III. \u00a0K\u1ebeT QU\u1ea2 NGHI\u00caN C\u1ee8U V\u00c0 TH\u1ea2O LU\u1eacN<\/b><\/p>\n<p><b>3.1. Kh\u1ea3o s\u00e1t, \u0111\u00e1nh gi\u00e1 th\u1ef1c tr\u1ea1ng ch\u1ebf bi\u1ebfn v\u00e0 thi\u1ebft b\u1ecb ch\u1ebf bi\u1ebfn tinh d\u1ea7u h\u1ed3i \u1edf 10 huy\u1ec7n c\u1ee7a t\u1ec9nh L\u1ea1ng S\u01a1n v\u00e0 huy\u1ec7n B\u00ecnh li\u00eau, Qu\u1ea3ng Ninh. Th\u0103m quan h\u1ecdch t\u1eadp trao \u0111\u1ed5i kinh nghi\u1ec7m \u1edf Trung Qu\u1ed1c <\/b><\/p>\n<p>Trong n\u0103m 2009, c\u00e1c c\u00e1n b\u1ed9 c\u1ee7a \u0111\u1ec1 t\u00e0i \u0111\u00e3 ti\u1ebfn h\u00e0nh 3 chuy\u1ebfn kh\u1ea3o s\u00e1t hi\u1ec7n tr\u1ea1ng ch\u1ebf bi\u1ebfn v\u00e0 thi\u1ebft b\u1ecb ch\u1ebf bi\u1ebfn tinh d\u1ea7u H\u1ed3i \u1edf 10 huy\u1ec7n c\u1ee7a\u00a0 t\u1ec9nh L\u1ea1ng S\u01a1n v\u00e0 huy\u1ec7n B\u00ecnh Li\u00eau, t\u1ec9nh Qu\u1ea3ng Ninh (c\u00f3 b\u00e1o c\u00e1o ri\u00eang). C\u0169ng trong th\u1eddi gian n\u00e0y, m\u1ed9t chuy\u1ebfn tham quan h\u1ecdc t\u1eadp, trao \u0111\u1ed5i kinh nghi\u1ec7m v\u1ec1 s\u1ea3n xu\u1ea5t v\u00e0 ch\u1ebf bi\u1ebfn c\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a c\u00e2y H\u1ed3i \u1edf Vi\u1ec7n K\u1ef9 thu\u1eadt L\u00e2m nghi\u1ec7p v\u00e0 3 c\u01a1 s\u1edf kh\u00e1c chuy\u00ean v\u1ec1 s\u1ea3n xu\u1ea5t, ch\u1ebf bi\u1ebfn H\u1ed3i \u1edf t\u1ec9nh Qu\u1ea3ng T\u00e2y, Trung Qu\u1ed1c c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c cho 4 th\u00e0nh vi\u00ean tham gia th\u1ef1c hi\u1ec7n \u0111\u1ec1 t\u00e0i.<\/p>\n<p><b>3.2. X\u00e2y d\u1ef1ng quy tr\u00ecnh (d\u1ef1 th\u1ea3o) c\u00f4ng ngh\u1ec7 ch\u01b0ng c\u1ea5t tinh d\u1ea7u h\u1ed3i trong ph\u00f2ng th\u00ed nghi\u1ec7m. X\u00e1c \u0111inh m\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t h\u00f3a \u2013 l\u00fd c\u01a1 b\u1ea3n c\u1ee7a tinh d\u1ea7u h\u1ed3i ch\u01b0ng c\u1ea5t trong ph\u00f2ng th\u00ed nghi\u1ec7m<\/b><\/p>\n<p><b><i>3.2.1. X\u00e2y d\u1ef1ng quy tr\u00ecnh (d\u1ef1 th\u1ea3o) c\u00f4ng ngh\u1ec7 ch\u01b0ng c\u1ea5t tinh d\u1ea7u h\u1ed3i trong ph\u00f2ng th\u00ed nghi\u1ec7m.<\/i><\/b><i><\/i><\/p>\n<p>Hi\u1ec7n t\u1ea1i, c\u00e1c ch\u1ee7 l\u00f2 ch\u01b0ng c\u1ea5t tinh d\u1ea7u h\u1ed3i \u1edf L\u1ea1ng s\u01a1n \u0111\u1ec1u \u0111\u1ec3 nguy\u00ean c\u1ea3 qu\u1ea3 h\u1ed3i t\u01b0\u01a1i sau khi thu h\u00e1i ho\u1eb7c qu\u1ea3 h\u1ed3i kh\u00f4 c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng th\u1ea5p \u0111\u1ec3 ch\u01b0ng c\u1ea5t tinh d\u1ea7u. C\u00f2n \u1edf c\u00e1c x\u00ed nghi\u1ec7p ch\u01b0ng c\u1ea5t tinh d\u1ea7u h\u1ed3i \u1edf Qu\u1ea3ng T\u00e2y, Trung Qu\u1ed1c (Cty V\u1ea1n S\u01a1n, x\u01b0\u1edfng th\u1ef1c nghi\u1ec7m c\u1ee7a Vi\u1ec7n K\u1ef9 thu\u1eadt L\u00e2m Nghi\u1ec7p Qu\u1ea3ng T\u00e2y \u2026), l\u1ea1i s\u1eed d\u1ee5ng qu\u1ea3 h\u1ed3i \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1n d\u1eadp. B\u1edfi v\u1eady, \u0111\u1ec3 x\u00e2y d\u1ef1ng quy tr\u00ecnh ch\u01b0ng c\u1ea5t tinh d\u1ea7u h\u1ed3i trong ph\u00f2ng th\u00ed nghi\u1ec7m nh\u1eb1m l\u00e0m c\u01a1 s\u1edf cho vi\u1ec7c thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng ch\u01b0ng c\u1ea5t tinh d\u1ea7u h\u1ed3i quy m\u00f4 nh\u1ecf, ngo\u00e0i vi\u1ec7c s\u1eed d\u1ee5ng nguy\u00ean li\u1ec7u qu\u1ea3 h\u1ed3i \u1edf d\u1ea1ng nghi\u1ec1n nh\u1ecf \u0111\u00fang nh\u01b0 y\u00eau c\u1ea7u c\u1ee7a ISO c\u0169ng nh\u01b0 TCVN, ch\u00fang t\u00f4i c\u00f2n ti\u1ebfn h\u00e0nh th\u00ed nghi\u1ec7m th\u00eam v\u1edbi 2 d\u1ea1ng nguy\u00ean li\u1ec7u l\u00e0 qu\u1ea3 h\u1ed3i \u0111\u1ec3 nguy\u00ean qu\u1ea3 v\u00e0 qu\u1ea3 h\u1ed3i c\u00e1n d\u1eadp. Qu\u1ea3 h\u1ed3i c\u00e1n d\u1eadp \u0111\u01b0\u1ee3c x\u1eed l\u00fd tr\u00ean m\u00e1y c\u00e1n 2 lu quay v\u1edbi khe c\u00e1n r\u1ed9ng 3,0 \u2013 3,5 mm.<\/p>\n<p>C\u00e1c th\u00ed nghi\u1ec7m \u0111\u00e3 \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c ch\u1ec9 s\u1ed1 sau: \u00a0h\u00e0m \u1ea9m v\u00e0 t\u1ef7 l\u1ec7 kh\u1ed1i l\u01b0\u1ee3ng gi\u1eefa c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a qu\u1ea3 h\u1ed3i; kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang \u0111\u1ed5 \u0111\u1ed1ng; h\u00e0m l\u01b0\u1ee3ng tinh d\u1ea7u c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a qu\u1ea3 h\u1ed3i; s\u1ef1 t\u1ed5n th\u1ea5t c\u1ee7a tinh d\u1ea7u do s\u1ea5y; s\u1ef1 ph\u00e2n b\u1ed1 tinh d\u1ea7u trong nh\u1eefng b\u1ed9 ph\u1eadn kh\u00e1c nhau c\u1ee7a qu\u1ea3 H\u1ed3i; hi\u1ec7u su\u1ea5t ch\u01b0ng c\u1ea5t; t\u1ef7 l\u1ec7 kh\u1ed1i l\u01b0\u1ee3ng ph\u00f9 h\u1ee3p gi\u1eefa nguy\u00ean li\u1ec7u v\u00e0 dung m\u00f4i (n\u01b0\u1edbc); th\u1eddi gian ch\u01b0ng c\u1ea5t t\u1ed1i \u01b0u; t\u1ed1c \u0111\u1ed9 ch\u01b0ng c\u1ea5t ph\u00f9 h\u1ee3p v\u00e0 th\u0103m d\u00f2 th\u1eddi gian ch\u01b0ng c\u1ea5t \u00a0b\u1eb1ng h\u01a1i. Ph\u1ea7n b\u1ea3ng bi\u1ec3u ghi ch\u00e9p s\u1ed1 li\u1ec7u c\u1ee7a c\u00e1c th\u00ed nghi\u1ec7m l\u00e0 qu\u00e1 nhi\u1ec1u, m\u00e0 ph\u1ea1m v\u1ecb cho ph\u00e9p c\u1ee7a b\u00e1o c\u00e1o ch\u1ec9 g\u00f3i g\u1ecdn trong 6 trang, n\u00ean ch\u00fang t\u00f4i ch\u1ec9 n\u00eau ra \u0111\u00e2y s\u01a1 \u0111\u1ed3 c\u00f4ng ngh\u1ec7, di\u1ec5n gi\u1ea3i n\u1ed9i dung ti\u1ebfn h\u00e0nh c\u00e1c b\u01b0\u1edbc trong s\u01a1 \u0111\u1ed3 v\u00e0 c\u00e1c th\u00f4ng s\u1ed1 c\u01a1 b\u1ea3n c\u1ee7a qu\u00e1 tr\u00ecnh ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i trong ph\u00f2ng th\u00ed nghi\u1ec7m<\/p>\n<p><i>&#8211; S\u01a1 \u0111\u1ed3 c\u00f4ng ngh\u1ec7 <\/i><\/p>\n<p>S\u01a1 \u0111\u1ed3 c\u00f4ng ngh\u1ec7 ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i trong ph\u00f2ng th\u00ed nghi\u1ec7m g\u1ed3m c\u00e1c b\u01b0\u1edbc sau \u0111\u00e2y:<\/p>\n<p><a href=\"http:\/\/vafs.gov.vn\/vn\/2014\/07\/bao-cao-tom-tat-de-tai-thiet-ke-che-tao-va-chuyen-giao-he-thong-chung-cat-tinh-dau-hoi-quy-mo-nho\/hoi\/\" rel=\"attachment wp-att-13207\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-13207\" src=\"http:\/\/vafs.gov.vn\/vn\/wp-content\/uploads\/sites\/2\/2014\/07\/Hoi.jpg\" alt=\"Hoi\" width=\"573\" height=\"86\" srcset=\"https:\/\/vafs.gov.vn\/vn\/wp-content\/uploads\/sites\/2\/2014\/07\/Hoi.jpg 573w, https:\/\/vafs.gov.vn\/vn\/wp-content\/uploads\/sites\/2\/2014\/07\/Hoi-500x75.jpg 500w\" sizes=\"(max-width: 573px) 100vw, 573px\" \/><\/a><\/p>\n<p><i>&#8211;\u00a0 Di\u1ec5n gi\u1ea3i n\u1ed9i dung c\u00e1c b\u01b0\u1edbc ti\u1ebfn h\u00e0nh<\/i><\/p>\n<p>+ X\u1eed l\u00fd nguy\u00ean li\u1ec7u: Sau khi l\u1ea5y v\u1ec1, qu\u1ea3 H\u1ed3i t\u01b0\u01a1i \u0111\u01b0\u1ee3c x\u1eed l\u00fd s\u01a1 b\u1ed9 nh\u1eb1m lo\u1ea1i b\u1ecf c\u00e1c t\u1ea1p ch\u1ea5t c\u01a1 h\u1ecdc nh\u01b0 c\u00e0nh v\u1ee5n, l\u00e1 c\u00e2y, \u0111\u1ea5t c\u00e1t \u2026 Kh\u00f4ng n\u00ean lo\u1ea1i b\u1ecf cu\u1ed1ng c\u1ee7a qu\u1ea3 H\u1ed3i, v\u00ec theo k\u1ebft qu\u1ea3 ph\u00e2n t\u00edch c\u1ee7a ch\u00fang t\u00f4i, h\u00e0m l\u01b0\u1ee3ng tinh d\u1ea7u ch\u1ee9a trong cu\u1ed1ng kh\u00e1 cao, t\u1eeb 5,49 \u2013 6,01% so v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4 ki\u1ec7t c\u1ee7a qu\u1ea3.<\/p>\n<p>+\u00a0 C\u00e1n d\u1eadp:\u00a0 Khi th\u00ed nghi\u1ec7m v\u1edbi nguy\u00ean li\u1ec7u \u1edf d\u1ea1ng nghi\u1ec1n n\u00e1t, trong qu\u00e1 tr\u00ecnh ch\u01b0ng c\u1ea5t kh\u1ed1i th\u1ec3 d\u1ec5 b\u1ecb b\u1ebft l\u1ea1i v\u1edbi nhau, nh\u01b0 ch\u00e1o \u0111\u1eb7c v\u00e0 t\u1ea1o ra nhi\u1ec1u b\u1ecdt. B\u1edfi v\u1eady, kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng nguy\u00ean li\u1ec7u qu\u1ea3 H\u1ed3i \u1edf d\u1ea1ng nghi\u1ec1n n\u00e1t \u0111\u1ec3 ch\u01b0ng c\u1ea5t tinh d\u1ea7u, m\u00e0 ch\u1ec9 c\u1ea7n c\u00e1n d\u1eadp. C\u00f4ng vi\u1ec7c c\u00e1n d\u1eadp qu\u1ea3 h\u1ed3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n nh\u1edd m\u1ed9t m\u00e1y c\u00e1n hai lu v\u1edbi khe c\u00e1n kho\u1ea3ng 3,0 \u2013 3,5 mm. Khi \u0111\u01b0\u1ee3c c\u00e1n d\u1eadp, th\u1eddi gian c\u1ea5t ki\u1ec7t tinh d\u1ea7u r\u00fat ng\u1eafn \u0111\u01b0\u1ee3c 210 ph\u00fat (3,5 gi\u1edd). H\u01a1n n\u1eefa, \u1edf d\u1ea1ng c\u00e1n d\u1eadp, kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang \u0111\u1ed5 \u0111\u1ed1ng c\u1ee7a qu\u1ea3 H\u1ed3i c\u0169ng s\u1ebd l\u1edbn h\u01a1n so v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang \u0111\u1ed5 \u0111\u1ed1ng \u1edf d\u1ea1ng nguy\u00ean qu\u1ea3 (trung b\u00ecnh t\u1eeb 828 g\/dm<sup>3<\/sup> khi c\u00e1n d\u1eadp so v\u1edbi 760 g\/dm<sup>3<\/sup> khi \u0111\u1ec3 nguy\u00ean), n\u00ean v\u1edbi c\u00f9ng m\u1ed9t th\u1ec3 t\u00edch n\u1ed3i ch\u01b0ng c\u1ea5t nh\u01b0 nhau, th\u00ec ta c\u00f3 th\u1ec3 n\u1ea1p \u0111\u01b0\u1ee3c m\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng nguy\u00ean li\u1ec7u qu\u1ea3 H\u1ed3i \u1edf d\u1ea1ng c\u00e1n d\u1eadp nhi\u1ec1u h\u01a1n so v\u1edbi qu\u1ea3 H\u1ed3i \u1edf d\u1ea1ng nguy\u00ean qu\u1ea3 l\u00e0 68 kg \/ m<sup>3<\/sup>, l\u00e0m cho l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m tinh d\u1ea7u c\u1ea5t \u0111\u01b0\u1ee3c c\u1ee7a m\u1ed7i m\u1ebb c\u0169ng s\u1ebd nhi\u1ec1u h\u01a1n. B\u1edfi v\u1eady, nguy\u00ean li\u1ec7u qu\u1ea3 H\u1ed3i \u1edf d\u1ea1ng c\u00e1n d\u1eadp l\u00e0 ph\u00f9 h\u1ee3p nh\u1ea5t cho qu\u00e1 tr\u00ecnh ch\u01b0ng c\u1ea5t tinh d\u1ea7u.<\/p>\n<p>Ch\u00fang t\u00f4i kh\u00f4ng ti\u1ebfn h\u00e0nh l\u00e0m kh\u00f4 nguy\u00ean li\u1ec7u qu\u1ea3 H\u1ed3i trr\u01b0\u1edbc khi ch\u01b0ng c\u1ea5t v\u1edbi m\u1ed9t s\u1ed1 l\u00fd do sau:<\/p>\n<p>a,\u00a0 H\u00e0m \u1ea9m ch\u1ee9a trong qu\u1ea3 H\u1ed3i t\u01b0\u01a1i l\u00e0 kh\u00e1 l\u1edbn, chi\u1ebfm t\u1eeb 82,57 \u2013 85,49 % kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a qu\u1ea3, n\u00ean vi\u1ec7c l\u00e0m kh\u00f4 qu\u1ea3 H\u1ed3i t\u01b0\u01a1i l\u00e0 r\u1ea5t m\u1ea5t th\u1eddi gian v\u00e0 ti\u00eau t\u1ed1n nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng (n\u1ebfu s\u1ea5y \u1edf nhi\u1ec7t \u0111\u1ed9 50 \u00b1 2<sup>0<\/sup>C, trong t\u1ee7 s\u1ea5y c\u01a1 b\u1ea3n c\u00f3 qu\u1ea1t h\u00fat, \u0111\u1ec3 l\u00e0m gi\u1ea3m h\u00e0m \u1ea9m qu\u1ea3 H\u1ed3i xu\u1ed1ng 13,0 &#8211; 13,5%, th\u00ec th\u1eddi gian s\u1ea5y li\u00ean t\u1ee5c c\u0169ng ph\u1ea3i m\u1ea5t t\u1eeb 48-52 gi\u1edd). Ch\u1ea5t l\u01b0\u1ee3ng tinh d\u1ea7u H\u1ed3i ch\u01b0ng c\u1ea5t t\u1eeb qu\u1ea3 t\u01b0\u01a1i v\u00e0 t\u1eeb qu\u1ea3 kh\u00f4 ho\u00e0n to\u00e0n kh\u00f4ng c\u00f3 g\u00ec kh\u00e1c bi\u1ec7t;<\/p>\n<p>b,\u00a0 Qu\u00e1 tr\u00ecnh s\u1ea5y (\u1edf 50 \u00b1 2<sup>0<\/sup>C) \u0111\u00e3 l\u00e0m t\u1ed5n th\u1ea5t m\u1ed9t l\u01b0\u1ee3ng tinh d\u1ea7u t\u1eeb 7,13 \u2013 9,00 % l\u01b0\u1ee3ng tinh d\u1ea7u c\u1ee7a qu\u1ea3 H\u1ed3i. B\u1edfi v\u1eady, n\u1ebfu v\u1edbi m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng l\u00e0 l\u00e0m nguy\u00ean li\u1ec7u \u0111\u1ec3 s\u1ea3n xu\u1ea5t tinh d\u1ea7u th\u00ec kh\u00f4ng n\u00ean ti\u1ebfn h\u00e0nh s\u1ea5y kh\u00f4 qu\u1ea3 H\u1ed3i.<\/p>\n<p>c,\u00a0 Trong th\u1ef1c t\u1ebf s\u1ea3n xu\u1ea5t, khi qu\u1ea3 H\u1ed3i \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1ea5y ho\u1eb7c ph\u01a1i kh\u00f4 th\u00ec kh\u00f4ng bao gi\u1edd l\u1ea1i \u0111em l\u00e0m nguy\u00ean li\u1ec7u \u0111\u1ec3 ch\u01b0ng c\u1ea5t tinh d\u1ea7u, n\u1ebfu nh\u01b0 kh\u00f4ng b\u1ecb n\u1ea5m m\u1ed1c, m\u1ee5c n\u00e1t ho\u1eb7c bi\u1ebfn m\u00e0u.<\/p>\n<p>&#8211;\u00a0 Ch\u01b0ng c\u1ea5t. C\u00e1c th\u00f4ng s\u1ed1 c\u1ee7a qu\u00e1 tr\u00ecnh ch\u01b0ng c\u1ea5t l\u00e0 \u0111\u1eb7c t\u00ednh ri\u00eang cho t\u1eebng lo\u1ea1i h\u00ecnh thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t tinh d\u1ea7u. \u0110\u1ed1i v\u1edbi lo\u1ea1i h\u00ecnh thi\u1ebft b\u1ecb th\u00ed nghi\u1ec7m m\u00e0 ch\u00fang t\u00f4i \u0111\u00e3 s\u1eed d\u1ee5ng, th\u00ec c\u00e1c th\u00f4ng s\u1ed1 c\u1ee7a qu\u00e1 tr\u00ecnh ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh nh\u01b0 sau: t\u1ef7 l\u1ec7 t\u1ed1i \u01b0u gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng qu\u1ea3 H\u1ed3i t\u01b0\u01a1i c\u00e1n d\u1eadp v\u00e0 dung m\u00f4i (n\u01b0\u1edbc) l\u00e0 1\/10 (l\u01b0\u1ee3ng n\u01b0\u1edbc bao g\u1ed3m c\u1ea3 ph\u1ea7n \u1ea9m c\u00f3 s\u1eb5n trong qu\u1ea3 H\u1ed3i); t\u1ed1c \u0111\u1ed9 ch\u01b0ng c\u1ea5t ph\u00f9 h\u1ee3p: 4 ml d\u1ecbch ng\u01b0ng \/ ph\u00fat; th\u1eddi gian c\u1ea7n ki\u1ec7t: 750 ph\u00fat; hi\u1ec7u su\u1ea5t ch\u01b0ng c\u1ea5t: 96,7 \u2013 98,1% v\u00e0 th\u1eddi gian khi ti\u1ebfn h\u00e0nh ch\u01b0ng c\u1ea5t b\u1eb1ng h\u01a1i \u1edf nhi\u1ec7t \u0111\u1ed9 140<sup>0<\/sup>C l\u00e0 600 ph\u00fat.<\/p>\n<p>&#8211;\u00a0 X\u1eed l\u00fd tinh d\u1ea7u: tinh d\u1ea7u \u0111\u01b0\u1ee3c l\u1eafng trong ph\u1ec3u chi\u1ebft, sau \u0111\u00f3 \u0111\u01b0\u1ee3c l\u1ecdc b\u1ecf t\u1ea1p ch\u1ea5t v\u00e0 kh\u1eed n\u01b0\u1edbc b\u1eb1ng h\u1ee3p ch\u1ea5t Natri Sulphat khan. L\u01b0\u1ee3ng Sulphat Natri khan s\u1eed d\u1ee5ng ph\u1ee5 thu\u1ed9c v\u00e0o l\u01b0\u1ee3ng n\u01b0\u1edbc nhi\u1ec1u hay \u00edt trong tinh d\u1ea7u, th\u00f4ng th\u01b0\u1eddng b\u1eb1ng kho\u1ea3ng 2-3% kh\u1ed1i l\u01b0\u1ee3ng tinh d\u1ea7u.<\/p>\n<p><b><i>3.2.2. M\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t c\u01a1 b\u1ea3n c\u1ee7a tinh da\u00f9a H\u1ed3i ch\u01b0ng cat\u00e1 trong ph\u00f2ng th\u00ed nghi\u1ec7m<\/i><\/b><b><i><\/i><\/b><\/p>\n<ul>\n<li>M\u00e0u s\u1eafc: t\u1eeb m\u00e0u v\u00e0ng tr\u1eafng \u0111\u1ebfn m\u00e0u v\u00e0ng r\u01a1m (\u1ee9ng v\u1edbi ch\u1ec9 th\u1ecb m\u00e0u 1-5 tr\u00ean thang m\u00e0u I\u00f4t);<\/li>\n<li>T\u1ef7 tr\u1ecdng: 0,9697 \u2013 0,9855 g\/ml;<\/li>\n<li>Ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1: 1,5507 \u2013 1,5564;<\/li>\n<li>T\u1edbi h\u1ea1n s\u00f4i: 192 \u2013 207<sup>0<\/sup>C;<\/li>\n<li>\u0110i\u1ec3m \u0111\u00f4ng: 17,1 \u2013 18,5<sup>0<\/sup>C;<\/li>\n<li>H\u00e0m l\u01b0\u1ee3ng trans-anethol: 80,73-96,98 %.<\/li>\n<\/ul>\n<p><b>3.3. H\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i quy m\u00f4 nh\u1ecf<\/b><\/p>\n<p><b><i>3.3.1.\u00a0 S\u01a1 \u0111\u1ed3 c\u00f4ng ngh\u1ec7<\/i><\/b><\/p>\n<p><a href=\"http:\/\/vafs.gov.vn\/vn\/2014\/07\/bao-cao-tom-tat-de-tai-thiet-ke-che-tao-va-chuyen-giao-he-thong-chung-cat-tinh-dau-hoi-quy-mo-nho\/hoi1\/\" rel=\"attachment wp-att-13208\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-13208\" src=\"http:\/\/vafs.gov.vn\/vn\/wp-content\/uploads\/sites\/2\/2014\/07\/Hoi1.jpg\" alt=\"Hoi1\" width=\"518\" height=\"404\" srcset=\"https:\/\/vafs.gov.vn\/vn\/wp-content\/uploads\/sites\/2\/2014\/07\/Hoi1.jpg 518w, https:\/\/vafs.gov.vn\/vn\/wp-content\/uploads\/sites\/2\/2014\/07\/Hoi1-500x389.jpg 500w\" sizes=\"(max-width: 518px) 100vw, 518px\" \/><\/a><\/p>\n<p><b><i>3.3.2.\u00a0 \u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb ch\u1ebf t\u1ea1o<\/i><\/b><\/p>\n<p>&#8211;\u00a0\u00a0 <span style=\"text-decoration: underline;\">N\u1ed3i ch\u01b0ng c\u1ea5t:<\/span> H\u00ecnh tr\u1ee5, \u0111\u01b0\u1eddng k\u00ednh trong 1,2 m, cao 1,8 m. Vai n\u1ed3i h\u00ecnh ch\u00f3p c\u1ee5t, \u0111\u01b0\u1eddng k\u00ednh ph\u00eda tr\u00ean c\u1ee7a h\u00ecnh ch\u00f3p l\u00e0 300 mm. \u0110\u1ea7u ra c\u1ee7a v\u00f2i voi c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 60 mm. N\u1ed3i l\u00e0m b\u1eb1ng lo\u1ea1i th\u00e9p kh\u00f4ng r\u1ec9 SUS 304, ph\u1ea7n d\u01b0\u1edbi d\u00e0y 4 mm, ph\u1ea7n tr\u00ean d\u00e0y 3 mm. C\u1eeda n\u1ea1p li\u1ec7u h\u00ecnh tr\u00f2n, \u1edf ph\u00eda tr\u00ean v\u00e0 c\u1eeda x\u1ea3 li\u1ec7u, h\u00ecnh ch\u1eef nh\u1eadt \u1edf ph\u00eda d\u01b0\u1edbi. N\u1ed3i \u0111\u01b0\u1ee3c b\u1ea3o \u00f4n b\u1eb1ng b\u00f4ng th\u1ee7y tinh (rock wool), l\u1edbp b\u1ea3o \u00f4n ch\u1ea1y xung quanh th\u00e2n n\u1ed3i, d\u00e0y 100 mmm. V\u1ecf ngo\u00e0i b\u1ecdc l\u1edbp b\u1ea3o \u00f4n l\u00e0m b\u1eb1ng th\u00e9p kh\u00f4ng r\u1ec9, d\u00e0y 0,3 mm. N\u1ed3i c\u00f3 4 c\u1eeda k\u00ednh quan s\u00e1t, 1 c\u1eeda h\u1ed3i l\u01b0u d\u1ecbch ng\u01b0ng, 1 van v\u00e0 \u1ed1ng x\u1ea3 \u0111\u00e1y, 1 thi\u1ebft b\u1ecb \u0111o \u00e1p su\u1ea5t, 1 can nhi\u1ec7t v\u00e0 1 van an to\u00e0n.<\/p>\n<p>N\u1ed3i ch\u01b0ng c\u1ea5t \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o c\u00f3 m\u1ed9t gi\u00e0n c\u1ea5p h\u01a1i \u0111\u1eb7t ngay ph\u00eda tr\u00ean \u0111\u00e1y n\u1ed3i. B\u1edfi v\u1eady, n\u1ed3i ch\u01b0ng c\u1ea5t tinh d\u1ea7u h\u1ed3i c\u1ee7a \u0111\u1ec1 t\u00e0i c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c \u1edf nh\u1eefng n\u01a1i c\u00f3 n\u1ed3i h\u01a1i.<\/p>\n<p>&#8211;\u00a0\u00a0\u00a0 <span style=\"text-decoration: underline;\">L\u00f2 \u0111\u1ed1t:<\/span> L\u1edbp trong, n\u01a1i ti\u1ebfp x\u00fac v\u1edbi ng\u1ecdn l\u1eeda \u0111\u01b0\u1ee3c x\u00e2y b\u1eb1ng g\u1ea1ch ch\u1ecbu l\u1eeda v\u1edbi b\u1ed9t sa m\u00f4t v\u00e0 xi m\u0103ng ch\u1ecbu nhi\u1ec7t. Ph\u00eda ngo\u00e0i \u0111\u01b0\u1ee3c x\u00e2y b\u1eb1ng g\u1ea1ch \u0111\u1eb7c. Xung quanh l\u00f2 \u0111\u01b0\u1ee3c gia c\u1ed1 b\u1edfi m\u1ed9t b\u1ed9 g\u00f4ng gi\u1eb1ng b\u1eb1ng kim lo\u1ea1i. D\u1ea7m l\u00f2 l\u00e0m b\u1eb1ng th\u00e9p ch\u1ecbu nhi\u1ec7t Ct20. C\u00f3 2 b\u1ed9 ghi l\u00f2, m\u1ed9t b\u1ed9 d\u00f9ng cho \u0111\u1ed1t c\u1ee7i v\u00e0 m\u1ed9t b\u1ed9 d\u00f9ng cho \u0111\u1ed1t than, \u0111\u01b0\u1ee3c \u0111\u00fac b\u1eb1ng gang. C\u00f3 m\u1ed9t qu\u1ea1t l\u00f2, qu\u1ea1t n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi nh\u00f3m l\u1eeda v\u00e0 khi c\u1ea7n gia t\u0103ng ngu\u1ed3n nhi\u1ec7t cho l\u00f2. L\u00f2 c\u00f3 m\u1ed9t \u1ed1ng kh\u00f3i, cao 6 m, \u0111\u01b0\u1eddng k\u00ednh 160 mm. Ph\u1ea7n d\u01b0\u1edbi c\u1ee7a \u1ed1ng kh\u00f3i \u0111\u01b0\u1ee3c b\u1ea3o \u00f4n\u00a0 b\u1eb1ng b\u00f4ng th\u1ee7y tinh.<\/p>\n<p>&#8211;\u00a0\u00a0\u00a0 <span style=\"text-decoration: underline;\">Thi\u1ebft b\u1ecb l\u00e0m l\u1ea1nh<\/span>: Ki\u1ec3u \u1ed1ng ch\u00f9m, th\u00e2n l\u00e0m b\u1eb1ng th\u00e9p kh\u00f4ng r\u0129, d\u00e0y 2 mm. Thi\u1ebft di\u1ec7n b\u1ec1 m\u1eb7t trao \u0111\u1ed5i nhi\u1ec7t 6 m<sup>2<\/sup>. Thi\u1ebft b\u1ecb n\u00e0y \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0 c\u1ed1 \u0111\u1ecbnh ch\u1eb7t tr\u00ean gi\u00e0n thao t\u00e1c. N\u01b0\u1edbc l\u00e0m l\u1ea1nh \u0111\u01b0\u1ee3c h\u1ed3i l\u01b0u \u0111\u1ec3 s\u1eed d\u1ee5ng nhi\u1ec1u l\u1ea7n nh\u1edd c\u00f3 m\u1ed9t m\u00e1y b\u01a1m v\u00e0 m\u1ed9t th\u00e1p gi\u1ea3i nhi\u1ec7t mini.<\/p>\n<p>&#8211;\u00a0\u00a0\u00a0 <span style=\"text-decoration: underline;\">B\u00ecnh ph\u00e2n ly<\/span>: C\u0169ng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng lo\u1ea1i th\u00e9p kh\u00f4ng r\u0129 SUS 304, d\u00e0y 2 mm. Th\u00e2n h\u00ecnh tr\u1ee5 c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 0,5 m. C\u00f3 thi\u1ebft k\u1ebf \u1ed1ng th\u1ee7y \u0111\u1ec3 quan s\u00e1t m\u1ef1c tinh d\u1ea7u. Ph\u00eda trong c\u00f3 v\u00e1ch ng\u0103n. Ngo\u00e0i 2 c\u1eeda ch\u00ednh l\u00e0 \u0111\u01b0\u1eddng v\u00e0o c\u1ee7a h\u1ed7n h\u1ee3p d\u1ecbch ng\u01b0ng v\u00e0 \u0111\u01b0\u1eddng ra c\u1ee7a n\u01b0\u1edbc, b\u00ecnh ph\u00e2n ly c\u00f2n c\u00f3 van x\u1ea3 \u0111\u00e1y, van x\u1ea3 e v\u00e0 \u1ed1ng tho\u00e1t d\u00e0nh cho n\u01b0\u1edbc ng\u01b0ng khi kh\u00f4ng c\u1ea7n h\u1ed3i l\u01b0u. Ph\u1ea7n ch\u1ee9a tinh d\u1ea7u c\u1ee7a b\u00ecnh ph\u00e2n ly \u0111\u1ee7 ch\u1ee9a to\u00e0n b\u1ed9 kh\u1ed1i l\u01b0\u1ee3ng tinh d\u1ea7u thu \u0111\u01b0\u1ee3c c\u1ee7a m\u1ed9t m\u1ebb ch\u01b0ng c\u1ea5t.<\/p>\n<p>&#8211;\u00a0\u00a0\u00a0 <span style=\"text-decoration: underline;\">Gi\u00e0n thao t\u00e1c<\/span>: H\u00ecnh ch\u1eef nh\u1eadt, c\u1ed9t v\u00e0 khung l\u00e0m b\u1eb1ng th\u00e9p ch\u1eef I, b\u1ea3n r\u1ed9ng 100 mm. M\u1eb7t gi\u00e0n l\u00e0m b\u1eb1ng t\u00f4n ch\u1ed1ng tr\u01b0\u1ee3t, d\u00e0y 5 mm. Ng\u01b0\u1eddi thao t\u00e1c c\u00f3 th\u1ec3 \u0111i l\u1ea1i d\u1ec5 d\u00e0ng xung quanh n\u1ed3i ch\u01b0ng c\u1ea5t. Bao quanh gi\u00e0n thao t\u00e1c, \u1edf \u0111\u1ed9 cao 0,6 m, c\u00f3 lan can, l\u00e0m b\u1eb1ng th\u00e9p tr\u00f2n, \u0111\u01b0\u1eddng k\u00ednh 34 mm. L\u00ean v\u00e0 xu\u1ed1ng gi\u00e0n thao t\u00e1c b\u1eb1ng m\u1ed9t c\u1ea7u thang, l\u00e0m b\u1eb1ng s\u1eaft.<\/p>\n<p>\u0110\u1ec1 t\u00e0i \u0111\u00e3 ti\u1ebfn h\u00e0nh m\u1ed9t cu\u1ed9c kh\u1ea3o s\u00e1t t\u1ea1i c\u00e1c \u0111\u1ecba ph\u01b0\u01a1ng v\u00e0 m\u1ed9t s\u1ed1 c\u01a1 quan, x\u00ed nghi\u1ec7p c\u00f3 truy\u1ec1n th\u1ed1ng v\u1ec1 ch\u01b0ng c\u1ea5t tinh d\u1ea7u h\u1ed3i \u1edf t\u1ec9nh L\u1ea1ng S\u01a1n. K\u1ebft h\u1ee3p nh\u1eefng th\u00f4ng tin \u0111\u00e3 thu th\u1eadp \u0111\u01b0\u1ee3c v\u1edbi nh\u1eefng \u00fd ki\u1ebfn t\u01b0 v\u1ea5n c\u1ee7a c\u00e1c chuy\u00ean gia \u0111\u1ecba ph\u01b0\u01a1ng trong l\u0129nh v\u1ef1c ch\u1ebf bi\u1ebfn h\u1ed3i, \u0111\u1ec1 t\u00e0i \u0111\u00e3 c\u00e2n nh\u1eafc v\u00e0 quy\u1ebft \u0111\u1ecbnh ch\u1ecdn T\u1ec9nh H\u1ed9i s\u1ea3n xu\u1ea5t, kinh doanh v\u00e0 ch\u1ebf bi\u1ebfn h\u1ed3i L\u1ea1ng S\u01a1n l\u00e0m \u0111\u1ed1i t\u00e1c nh\u1eadn b\u1ed1 tr\u00ed m\u1eb7t b\u1eb1ng cho c\u00f4ng vi\u1ec7c l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i quy m\u00f4 nh\u1ecf. \u0110\u1ecba \u0111i\u1ec3m l\u1eafp \u0111\u1eb7t \u0111\u01b0\u1ee3c th\u1ed1ng nh\u1ea5t gi\u1eefa hai b\u00ean l\u00e0 \u1edf Th\u00f4n Ch\u1ee3 B\u00e3i, x\u00e3 Y\u00ean Ph\u00fac, huy\u1ec7n V\u0103n Quan, t\u1ec9nh L\u1ea1ng S\u01a1n.<\/p>\n<p><b>IV. \u00a0K\u1ebeT LU\u1eacN V\u00c0 KI\u1ebeN NGH\u1eca<\/b><\/p>\n<p>\u0110\u1ec1 t\u00e0i \u0111\u00e3 th\u1ef1c hi\u00ean \u0111\u1ea7y \u0111\u1ee7 t\u1ea5t c\u1ea3 nh\u1eefng n\u1ed9i dung v\u00e0 \u0111\u00fang ti\u1ebfn \u0111\u1ed9 theo \u0111\u00fang nh\u01b0 k\u1ebf ho\u1ea1ch \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u1ec7 duy\u1ec7t.<\/p>\n<p>Qu\u00e1 tr\u00ecnh ch\u1ea1y roda v\u00e0 ch\u1ea1y kh\u1ea3o nghi\u1ec7m, x\u00e2y d\u1ef1ng quy tr\u00ecnh c\u00f4ng ngh\u1ec7 ch\u01b0ng c\u1ea5t tinh d\u1ea7u H\u1ed3i tr\u00ean h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb \u0111\u00e3 ch\u1ebf t\u1ea1o, c\u0169ng nh\u01b0 vi\u1ec7c t\u1eadp hu\u1ea5n\u00a0 h\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt v\u00e0 sau \u0111\u00f3 l\u00e0 chuy\u1ec3n giao h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t tinh d\u1ea7u h\u1ed3i quy m\u00f4 nh\u1ecf s\u1ebd \u0111\u01b0\u1ee3c c\u00e1c c\u00e1n b\u1ed9 \u0111\u1ec1 t\u00e0i th\u1ef1c hi\u1ec7n v\u00e0o n\u0103m k\u1ebf ho\u1ea1ch 2011.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><b>V. \u00a0\u00a0T\u00c0I LI\u1ec6U THAM KH\u1ea2O<\/b><\/p>\n<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td valign=\"top\" width=\"43\">\n<p align=\"center\"><b>No<\/b><\/p>\n<\/td>\n<td valign=\"top\" width=\"624\">\n<p align=\"center\"><b>T\u00ean t\u00e0i li\u1ec7u<\/b><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"43\">1<\/td>\n<td valign=\"top\" width=\"624\">PGS. TS L\u00e3 \u0110\u00ecnh M\u1ee1i. T\u00e0i nguy\u00ean th\u1ef1c v\u1eadt c\u00f3 tinh d\u1ea7u \u1edf Vi\u1ec7t Nam.. NXB N\u00f4ng nghi\u00eap. H\u00e0 N\u1ed9i 2001<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"43\">2<\/td>\n<td valign=\"top\" width=\"624\">L\u01b0u \u0110\u00e0m C\u01b0, Tr\u01b0\u01a1ng Anh Th\u01b0. Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a tinh d\u1ea7u H\u1ed3i L\u1ea1ng S\u01a1n. NXB KH&amp;KT. H\u00e0 N\u1ed9i 2005<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"43\">3<\/td>\n<td valign=\"top\" width=\"624\">PGS.TS.Nguy\u1ec5n H\u1eefu T\u00f9ng. K\u1ef9 thu\u1eadt t\u00e1ch h\u1ed7n h\u1ee3p nhi\u1ec1u c\u1ea5u t\u1eed. NXB B\u00e1ch khoa H\u00e0 N\u00f4i. 2010<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"43\">4<\/td>\n<td valign=\"top\" width=\"624\">Nguy\u1ec5n N\u0103ng Vinh; Nguy\u1ec5n Th\u1ecb Minh T\u00fa. C\u00f4ng ngh\u1ec7 ch\u1ea5t th\u01a1m thi\u00ean nhi\u00ean. NXB B\u00e1ch khoa H\u00e0 N\u00f4i. 2009<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"43\">5<\/td>\n<td valign=\"top\" width=\"624\">Phan Th\u1ecb Ph\u01b0\u01a1ng Th\u1ea3o. C\u00f4ng ngh\u1ec7 m\u1edbi tr\u00edch ly tinh d\u1ea7u t\u1eeb qu\u1ea3 H\u1ed3i. B\u00e1o Tu\u1ed5i tr\u1ebb v\u00e0 KH. S\u1ed1 ra ng\u00e0y 24\/7\/2008<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>KS. Nguy\u1ec5n V\u0103n D\u01b0\u1ee1ng I. \u00a0\u0110\u1eb6T V\u1ea4N \u0110\u1ec0 N\u0103m 1975, v\u1edbi s\u1ef1 gi\u00fap \u0111\u1ee1 k\u1ef9 thu\u1eadt v\u00e0 thi\u1ebft b\u1ecb c\u1ee7a C\u1ed9ng h\u00f2a Ph\u00e1p, m\u1ed9t x\u00ed nghi\u1ec7p s\u1ea3n xu\u1ea5t tinh d\u1ea7u H\u1ed3i \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u1edf Phai V\u1ec7,\u00a0 L\u1ea1ng S\u01a1n. C\u00f4ng su\u1ea5t 150 t\u1ea5n tinh d\u1ea7u H\u1ed3i \/ n\u0103m. Ch\u1ea5t l\u01b0\u1ee3ng tinh d\u1ea7u H\u1ed3i c\u1ee7a [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[21,72],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/13206"}],"collection":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=13206"}],"version-history":[{"count":4,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/13206\/revisions"}],"predecessor-version":[{"id":19143,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/13206\/revisions\/19143"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=13206"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=13206"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=13206"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}