{"id":88720,"date":"2026-01-21T09:53:11","date_gmt":"2026-01-21T02:53:11","guid":{"rendered":"https:\/\/tcvn.gov.vn\/?p=88720"},"modified":"2026-01-21T09:53:14","modified_gmt":"2026-01-21T02:53:14","slug":"tcvn-96672025-ve-xac-dinh-ham-luong-acid-l-glutamic-tu-do-trong-thit-va-san-pham-thit","status":"publish","type":"post","link":"https:\/\/tcvn.gov.vn\/tcvn-96672025-ve-xac-dinh-ham-luong-acid-l-glutamic-tu-do-trong-thit-va-san-pham-thit\/21\/01\/2026\/","title":{"rendered":"TCVN 9667:2025 v\u00ea\u0300 x\u00e1c \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng acid L-(+)-glutamic t\u1ef1 do trong th\u1ecbt v\u00e0 s\u1ea3n ph\u1ea9m th\u1ecbt"},"content":{"rendered":"<p style=\"text-align: justify\"><em>Trong b\u1ed1i c\u1ea3nh ng\u01b0\u1eddi ti\u00eau d\u00f9ng ng\u00e0y c\u00e0ng quan t\u00e2m \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 t\u00ednh minh b\u1ea1ch c\u1ee7a th\u1ef1c ph\u1ea9m, vi\u1ec7c x\u00e1c \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng axit glutamic trong th\u1ecbt theo TCVN 9667:2025 tr\u1edf th\u00e0nh y\u00eau c\u1ea7u quan tr\u1ecdng \u0111\u1ec3 ki\u1ec3m so\u00e1t h\u01b0\u01a1ng v\u1ecb v\u00e0 an to\u00e0n s\u1ea3n ph\u1ea9m.<\/em><\/p>\n<p style=\"text-align: justify\">Trong b\u1eefa \u0103n h\u1eb1ng ng\u00e0y, th\u1ecbt v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m t\u1eeb th\u1ecbt lu\u00f4n gi\u1eef vai tr\u00f2 trung t\u00e2m. Ng\u01b0\u1eddi ti\u00eau d\u00f9ng th\u01b0\u1eddng \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng th\u1ecbt th\u00f4ng qua m\u00e0u s\u1eafc, m\u00f9i v\u1ecb v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1ecb \u201cng\u1ecdt t\u1ef1 nhi\u00ean\u201d \u0111\u1eb7c tr\u01b0ng. Tuy nhi\u00ean, trong th\u1ef1c t\u1ebf s\u1ea3n xu\u1ea5t hi\u1ec7n nay, v\u1ecb ng\u1ecdt n\u00e0y kh\u00f4ng ch\u1ec9 \u0111\u1ebfn t\u1eeb b\u1ea3n th\u00e2n nguy\u00ean li\u1ec7u m\u00e0 c\u00f2n ch\u1ecbu \u1ea3nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec1u y\u1ebfu t\u1ed1 kh\u00e1c nhau trong qu\u00e1 tr\u00ecnh ch\u1ebf bi\u1ebfn.<\/p>\n<p style=\"text-align: justify\">Axit L-(+)-glutamic l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n t\u1ef1 nhi\u00ean c\u00f3 trong th\u1ecbt, g\u00f3p ph\u1ea7n t\u1ea1o n\u00ean v\u1ecb umami \u2013 v\u1ecb ng\u1ecdt \u0111\u1eadm \u0111\u00e0 quen thu\u1ed9c. Nh\u01b0ng ranh gi\u1edbi gi\u1eefa h\u00e0m l\u01b0\u1ee3ng t\u1ef1 nhi\u00ean v\u00e0 s\u1ef1 can thi\u1ec7p t\u1eeb b\u00ean ngo\u00e0i kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng r\u00f5 r\u00e0ng. Trong b\u1ed1i c\u1ea3nh th\u1ecb tr\u01b0\u1eddng \u0111a d\u1ea1ng s\u1ea3n ph\u1ea9m, t\u1eeb th\u1ecbt t\u01b0\u01a1i, th\u1ecbt ch\u1ebf bi\u1ebfn \u0111\u1ebfn c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00f3ng g\u00f3i s\u1eb5n, vi\u1ec7c ki\u1ec3m so\u00e1t th\u00e0nh ph\u1ea7n n\u00e0y ng\u00e0y c\u00e0ng tr\u1edf n\u00ean ph\u1ee9c t\u1ea1p.<\/p>\n<p style=\"text-align: justify\">Th\u1ef1c t\u1ebf cho th\u1ea5y, khi thi\u1ebfu c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 th\u1ed1ng nh\u1ea5t, vi\u1ec7c ki\u1ec3m tra v\u00e0 so s\u00e1nh ch\u1ea5t l\u01b0\u1ee3ng gi\u1eefa c\u00e1c s\u1ea3n ph\u1ea9m, c\u00e1c c\u01a1 s\u1edf s\u1ea3n xu\u1ea5t hay th\u1eadm ch\u00ed gi\u1eefa c\u00e1c qu\u1ed1c gia tr\u1edf n\u00ean kh\u00f3 kh\u0103n. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 g\u00e2y tr\u1edf ng\u1ea1i cho c\u00f4ng t\u00e1c qu\u1ea3n l\u00fd m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ni\u1ec1m tin c\u1ee7a ng\u01b0\u1eddi ti\u00eau d\u00f9ng.<\/p>\n<p style=\"text-align: justify\">C\u00f9ng v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p th\u1ef1c ph\u1ea9m, y\u00eau c\u1ea7u v\u1ec1 minh b\u1ea1ch th\u00f4ng tin v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng ng\u00e0y c\u00e0ng cao. Ng\u01b0\u1eddi ti\u00eau d\u00f9ng kh\u00f4ng ch\u1ec9 mu\u1ed1n \u201c\u0103n ngon\u201d m\u00e0 c\u00f2n mu\u1ed1n \u201c\u0103n \u0111\u00fang\u201d, hi\u1ec3u r\u00f5 m\u00ecnh \u0111ang s\u1eed d\u1ee5ng s\u1ea3n ph\u1ea9m g\u00ec, \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t v\u00e0 ki\u1ec3m so\u00e1t ra sao.<\/p>\n<div class=\"photo_detail\" style=\"text-align: center\"><img loading=\"lazy\" class=\"aligncenter\" title=\"\" src=\"https:\/\/vietq.vn\/Images\/lelan\/2026\/01\/20\/th%E1%BB%8Bt.png\" alt=\"\" width=\"471\" height=\"367\"><em style=\"color: initial\">Vi\u1ec7c x\u00e1c \u0111\u1ecbnh Axit L-(+)-glutamic trong th\u1ecbt tu\u00e2n theo ti\u00eau chu\u1ea9n gi\u00fap n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. \u1ea2nh minh h\u1ecda&nbsp;<\/em><\/div>\n<p style=\"text-align: justify\">\u0110\u1ed1i v\u1edbi c\u01a1 quan qu\u1ea3n l\u00fd, vi\u1ec7c thi\u1ebfu m\u1ed9t chu\u1ea9n m\u1ef1c chung \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng axit glutamic khi\u1ebfn qu\u00e1 tr\u00ecnh ki\u1ec3m tra, gi\u00e1m s\u00e1t g\u1eb7p nhi\u1ec1u h\u1ea1n ch\u1ebf. C\u00e1c k\u1ebft qu\u1ea3 ph\u00e2n t\u00edch c\u00f3 th\u1ec3 kh\u00e1c nhau t\u00f9y theo ph\u01b0\u01a1ng ph\u00e1p \u00e1p d\u1ee5ng, d\u1eabn \u0111\u1ebfn tranh c\u00e3i ho\u1eb7c kh\u00f3 \u0111\u01b0a ra k\u1ebft lu\u1eadn th\u1ed1ng nh\u1ea5t.<\/p>\n<p style=\"text-align: justify\">Trong khi \u0111\u00f3, doanh nghi\u1ec7p s\u1ea3n xu\u1ea5t c\u0169ng c\u1ea7n m\u1ed9t c\u01a1 s\u1edf k\u1ef9 thu\u1eadt r\u00f5 r\u00e0ng \u0111\u1ec3 ch\u1ee9ng minh ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m, ph\u1ee5c v\u1ee5 c\u00f4ng b\u1ed1 ti\u00eau chu\u1ea9n, xu\u1ea5t kh\u1ea9u ho\u1eb7c \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u c\u1ee7a \u0111\u1ed1i t\u00e1c qu\u1ed1c t\u1ebf. M\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c th\u1eeba nh\u1eadn r\u1ed9ng r\u00e3i s\u1ebd gi\u00fap gi\u1ea3m r\u1ee7i ro, t\u0103ng t\u00ednh c\u00f4ng b\u1eb1ng v\u00e0 n\u00e2ng cao uy t\u00edn cho s\u1ea3n ph\u1ea9m th\u1ecbt tr\u00ean th\u1ecb tr\u01b0\u1eddng.<\/p>\n<p style=\"text-align: justify\">Tr\u01b0\u1edbc nh\u1eefng y\u00eau c\u1ea7u \u0111\u00f3, TCVN 9667:2025, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi ISO 4134:2021, \u0111\u01b0\u1ee3c ban h\u00e0nh nh\u01b0 m\u1ed9t c\u00f4ng c\u1ee5 quan tr\u1ecdng nh\u1eb1m th\u1ed1ng nh\u1ea5t c\u00e1ch x\u00e1c \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng axit L-(+)-glutamic trong th\u1ecbt v\u00e0 s\u1ea3n ph\u1ea9m th\u1ecbt.&nbsp;Ti\u00eau chu\u1ea9n n\u00e0y kh\u00f4ng \u0111i s\u00e2u v\u00e0o vi\u1ec7c \u0111\u00e1nh gi\u00e1 c\u1ea3m quan hay khuy\u1ebfn ngh\u1ecb m\u1ee9c s\u1eed d\u1ee5ng, m\u00e0 t\u1eadp trung v\u00e0o vi\u1ec7c \u0111\u01b0a ra m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p chu\u1ea9n, c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng th\u1ed1ng nh\u1ea5t trong c\u00e1c ph\u00f2ng th\u1eed nghi\u1ec7m. Nh\u1edd \u0111\u00f3, k\u1ebft qu\u1ea3 ph\u00e2n t\u00edch tr\u1edf n\u00ean \u0111\u00e1ng tin c\u1eady, c\u00f3 th\u1ec3 so s\u00e1nh v\u00e0 \u0111\u01b0\u1ee3c th\u1eeba nh\u1eadn r\u1ed9ng r\u00e3i.<\/p>\n<p style=\"text-align: justify\">Theo \u0111\u00f3, ti\u00eau chu\u1ea9n n\u00e0y \u0111\u01b0a ra ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng m\u00e1y \u0111o quang ph\u1ed5 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng m\u00e1y \u0111\u1ecdc khay vi th\u1ec3 h\u1ea5p th\u1ee5 \u00e1nh s\u00e1ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng acid L-(+)-glutamic t\u1ef1 do trong th\u1ecbt v\u00e0 s\u1ea3n ph\u1ea9m th\u1ecbt.&nbsp;Ti\u00eau chu\u1ea9n n\u00e0y \u00e1p d\u1ee5ng cho th\u1ecbt v\u00e0 s\u1ea3n ph\u1ea9m th\u1ecbt, bao g\u1ed3m c\u00e1c s\u1ea3n ph\u1ea9m th\u1ecbt gia s\u00fac v\u00e0 gia c\u1ea7m.<\/p>\n<p style=\"text-align: justify\">Ngo\u00e0i ra TCVN 9667:2025 \u0111\u1eb7t ra c\u00e1c y\u00eau c\u1ea7u r\u00f5 r\u00e0ng v\u1ec1 c\u00e1ch th\u1ee9c ti\u1ebfn h\u00e0nh x\u00e1c \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng axit glutamic, t\u1eeb \u0111\u00f3 \u0111\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c v\u00e0 kh\u00e1ch quan c\u1ee7a k\u1ebft qu\u1ea3. Ti\u00eau chu\u1ea9n nh\u1ea5n m\u1ea1nh vi\u1ec7c s\u1eed d\u1ee5ng quy tr\u00ecnh th\u1ed1ng nh\u1ea5t, h\u1ea1n ch\u1ebf sai l\u1ec7ch do thao t\u00e1c ho\u1eb7c c\u00e1ch hi\u1ec3u kh\u00e1c nhau gi\u1eefa c\u00e1c \u0111\u01a1n v\u1ecb th\u1ef1c hi\u1ec7n.<\/p>\n<p style=\"text-align: justify\">V\u1ec1 nguy\u00ean t\u1eafc, axit L-(+)-glutamic c\u00f3 trong th\u1ecbt \u0111\u01b0\u1ee3c t\u00e1ch ra kh\u1ecfi m\u1eabu b\u1eb1ng m\u1ed9t dung d\u1ecbch axit. Sau \u0111\u00f3, ph\u1ea7n dung d\u1ecbch n\u00e0y \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch v\u00e0 pha lo\u00e3ng \u0111\u1ec3 thu\u1eadn ti\u1ec7n cho vi\u1ec7c ki\u1ec3m tra.&nbsp;Khi \u0111\u01b0a dung d\u1ecbch \u0111\u00e3 chu\u1ea9n b\u1ecb v\u00e0o \u0111i\u1ec1u ki\u1ec7n th\u00edch h\u1ee3p, axit L-(+)-glutamic s\u1ebd tham gia v\u00e0o m\u1ed9t chu\u1ed7i ph\u1ea3n \u1ee9ng, l\u00e0m xu\u1ea5t hi\u1ec7n m\u00e0u trong dung d\u1ecbch. L\u01b0\u1ee3ng axit L-(+)-glutamic c\u00e0ng nhi\u1ec1u th\u00ec m\u00e0u t\u1ea1o ra c\u00e0ng \u0111\u1eadm.&nbsp;Cu\u1ed1i c\u00f9ng, ng\u01b0\u1eddi ph\u00e2n t\u00edch \u0111o \u0111\u1ed9 \u0111\u1eadm c\u1ee7a m\u00e0u n\u00e0y b\u1eb1ng thi\u1ebft b\u1ecb \u0111o \u00e1nh s\u00e1ng. T\u1eeb k\u1ebft qu\u1ea3 \u0111\u00f3, c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c h\u00e0m l\u01b0\u1ee3ng axit L-(+)-glutamic t\u1ef1 do c\u00f3 trong m\u1eabu th\u1ecbt ho\u1eb7c s\u1ea3n ph\u1ea9m th\u1ecbt.<\/p>\n<p style=\"text-align: justify\">Quan tr\u1ecdng h\u01a1n, ti\u00eau chu\u1ea9n kh\u00f4ng nh\u1eb1m t\u1ea1o th\u00eam r\u00e0o c\u1ea3n cho doanh nghi\u1ec7p, m\u00e0 \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t \u201cng\u00f4n ng\u1eef chung\u201d gi\u1eefa nh\u00e0 s\u1ea3n xu\u1ea5t, c\u01a1 quan qu\u1ea3n l\u00fd v\u00e0 ph\u00f2ng th\u1eed nghi\u1ec7m. Khi m\u1ecdi b\u00ean c\u00f9ng s\u1eed d\u1ee5ng m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p, qu\u00e1 tr\u00ecnh ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng s\u1ebd tr\u1edf n\u00ean minh b\u1ea1ch v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n<p style=\"text-align: justify\">Vi\u1ec7c ban h\u00e0nh v\u00e0 \u00e1p d\u1ee5ng TCVN 9667:2025 kh\u00f4ng ch\u1ec9 gi\u1ea3i quy\u1ebft m\u1ed9t y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt c\u1ee5 th\u1ec3, m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n n\u00e2ng cao m\u1eb7t b\u1eb1ng qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a to\u00e0n ng\u00e0nh th\u1ecbt. \u0110\u00e2y l\u00e0 b\u01b0\u1edbc \u0111i c\u1ea7n thi\u1ebft \u0111\u1ec3 x\u00e2y d\u1ef1ng ni\u1ec1m tin c\u1ee7a ng\u01b0\u1eddi ti\u00eau d\u00f9ng, khuy\u1ebfn kh\u00edch s\u1ea3n xu\u1ea5t trung th\u1ef1c v\u00e0 c\u1ea1nh tranh l\u00e0nh m\u1ea1nh.<\/p>\n<p style=\"text-align: right\"><strong>An D\u01b0\u01a1ng&nbsp;<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong b\u1ed1i c\u1ea3nh ng\u01b0\u1eddi ti\u00eau d\u00f9ng ng\u00e0y c\u00e0ng quan t\u00e2m \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 t\u00ednh minh b\u1ea1ch c\u1ee7a th\u1ef1c ph\u1ea9m, vi\u1ec7c x\u00e1c \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng axit glutamic trong th\u1ecbt theo TCVN 9667:2025 tr\u1edf th\u00e0nh y\u00eau c\u1ea7u quan tr\u1ecdng \u0111\u1ec3 ki\u1ec3m so\u00e1t h\u01b0\u01a1ng v\u1ecb v\u00e0 an to\u00e0n s\u1ea3n ph\u1ea9m. Trong b\u1eefa \u0103n h\u1eb1ng ng\u00e0y, th\u1ecbt v\u00e0 [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[59,22],"tags":[],"acf":{"linh-vuc":"\u0110o l\u01b0\u1eddng"},"_links":{"self":[{"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/posts\/88720"}],"collection":[{"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/comments?post=88720"}],"version-history":[{"count":2,"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/posts\/88720\/revisions"}],"predecessor-version":[{"id":88722,"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/posts\/88720\/revisions\/88722"}],"wp:attachment":[{"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/media?parent=88720"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/categories?post=88720"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/tags?post=88720"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}