{"id":1813,"date":"2026-03-10T15:55:54","date_gmt":"2026-03-10T08:55:54","guid":{"rendered":"https:\/\/icfood.vn\/hp\/?p=1813"},"modified":"2026-03-12T11:03:47","modified_gmt":"2026-03-12T04:03:47","slug":"nguyen-nhan-ngo-doc-ruou-va-cach-kiem-soat-trong-san-xuat","status":"publish","type":"post","link":"https:\/\/icfood.vn\/hp\/2026\/03\/10\/nguyen-nhan-ngo-doc-ruou-va-cach-kiem-soat-trong-san-xuat\/","title":{"rendered":"Nguy\u00ean nh\u00e2n ng\u1ed9 \u0111\u1ed9c r\u01b0\u1ee3u v\u00e0 c\u00e1ch ki\u1ec3m so\u00e1t trong s\u1ea3n xu\u1ea5t"},"content":{"rendered":"\n

Methanol c\u00f2n g\u1ecdi l\u00e0 methyl alcohol, th\u01b0\u1eddng t\u1ed3n t\u1ea1i trong c\u00e1c lo\u1ea1i r\u01b0\u1ee3u truy\u1ec1n th\u1ed1ng. Kh\u00e1c v\u1edbi ethanol \u2013 th\u00e0nh ph\u1ea7n t\u1ea1o n\u00ean gi\u00e1 tr\u1ecb c\u1ea3m quan v\u00e0 th\u01b0\u01a1ng m\u1ea1i c\u1ee7a \u0111\u1ed3 u\u1ed1ng c\u00f3 c\u1ed3n \u2013 methanol kh\u00f4ng c\u00f3 gi\u00e1 tr\u1ecb s\u1eed d\u1ee5ng trong th\u1ef1c ph\u1ea9m v\u00e0 c\u00f3 \u0111\u1ed9c t\u00ednh cao \u0111\u1ed1i v\u1edbi c\u01a1 th\u1ec3 ng\u01b0\u1eddi. Sau khi h\u1ea5p thu, methanol \u0111\u01b0\u1ee3c chuy\u1ec3n h\u00f3a t\u1ea1i gan th\u00e0nh formaldehyde v\u00e0 ti\u1ebfp t\u1ee5c th\u00e0nh acid formic; ch\u00ednh acid formic g\u00e2y toan chuy\u1ec3n h\u00f3a, t\u1ed5n th\u01b0\u01a1ng th\u1ea7n kinh th\u1ecb gi\u00e1c v\u00e0 trong tr\u01b0\u1eddng h\u1ee3p n\u1eb7ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn m\u00f9 l\u00f2a ho\u1eb7c t\u1eed vong. V\u00ec v\u1eady, vi\u1ec7c hi\u1ec3u \u0111\u00fang c\u01a1 ch\u1ebf h\u00ecnh th\u00e0nh methanol trong r\u01b0\u1ee3u truy\u1ec1n th\u1ed1ng c\u00f3 \u00fd ngh\u0129a quy\u1ebft \u0111\u1ecbnh trong ki\u1ec3m so\u00e1t an to\u00e0n s\u1ea3n ph\u1ea9m. <\/p>\n\n\n\n

Trong qu\u00e1 tr\u00ecnh l\u00ean men r\u01b0\u1ee3u b\u1eb1ng n\u1ea5m men, \u0111\u1eb7c bi\u1ec7t l\u00e0 Saccharomyces cerevisiae<\/em>, glucose \u0111\u01b0\u1ee3c chuy\u1ec3n th\u00e0nh ethanol v\u00e0 CO2. Methanol kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ea3n ph\u1ea9m ch\u00ednh hay t\u1ea5t y\u1ebfu c\u1ee7a con \u0111\u01b0\u1eddng sinh h\u00f3a n\u00e0y. \u1ede m\u1ee9c chuy\u1ec3n h\u00f3a b\u00ecnh th\u01b0\u1eddng, n\u1ea5m men r\u01b0\u1ee3u g\u1ea7n nh\u01b0 kh\u00f4ng t\u1ea1o ra l\u01b0\u1ee3ng methanol \u0111\u00e1ng k\u1ec3 t\u1eeb \u0111\u01b0\u1eddng. \u0110i\u1ec1u n\u00e0y b\u00e1c b\u1ecf quan ni\u1ec7m ph\u1ed5 bi\u1ebfn cho r\u1eb1ng \u201cmen m\u1ea1nh s\u1ebd sinh nhi\u1ec1u methanol\u201d.<\/p>\n\n\n\n

Ngu\u1ed3n g\u1ed1c ch\u1ee7 y\u1ebfu c\u1ee7a methanol trong r\u01b0\u1ee3u truy\u1ec1n th\u1ed1ng li\u00ean quan \u0111\u1ebfn c\u1ea5u tr\u00fac th\u00e0nh t\u1ebf b\u00e0o th\u1ef1c v\u1eadt, c\u1ee5 th\u1ec3 l\u00e0 pectin. V\u00ec v\u1eady, c\u00e1c lo\u1ea1i r\u01b0\u1ee3u s\u1ea3n xu\u1ea5t t\u1eeb nguy\u00ean li\u1ec7u gi\u00e0u pectin nh\u01b0 m\u1eadn, t\u00e1o, nho ho\u1eb7c c\u00e1c lo\u1ea1i tr\u00e1i c\u00e2y nhi\u1ec7t \u0111\u1edbi c\u00f3 xu h\u01b0\u1edbng t\u1ea1o ra h\u00e0m l\u01b0\u1ee3ng methanol cao h\u01a1n so v\u1edbi r\u01b0\u1ee3u s\u1ea3n xu\u1ea5t t\u1eeb tinh b\u1ed9t tinh ch\u1ebf nh\u01b0 g\u1ea1o tr\u1eafng. Trong m\u00f4i tr\u01b0\u1eddng l\u00ean men truy\u1ec1n th\u1ed1ng, \u0111\u1eb7c bi\u1ec7t khi s\u1eed d\u1ee5ng h\u1ec7 men h\u1ed7n h\u1ee3p ho\u1eb7c l\u00ean men t\u1ef1 nhi\u00ean, ngu\u1ed3n enzyme ph\u00e2n gi\u1ea3i pectin c\u00f3 th\u1ec3 \u0111\u1ebfn t\u1eeb n\u1ea5m m\u1ed1c, vi khu\u1ea9n ho\u1eb7c t\u1eeb ch\u00ednh nguy\u00ean li\u1ec7u th\u1ef1c v\u1eadt, l\u00e0m gia t\u0103ng m\u1ee9c \u0111\u1ed9 gi\u1ea3i ph\u00f3ng methanol.<\/p>\n\n\n

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\"\"<\/figure>\n<\/div>\n\n\n

Qu\u00e1 tr\u00ecnh c\u00f4ng ngh\u1ec7 sau l\u00ean men, \u0111\u1eb7c bi\u1ec7t l\u00e0 ch\u01b0ng c\u1ea5t, c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ph\u00e2n b\u1ed1 methanol trong s\u1ea3n ph\u1ea9m cu\u1ed1i. Do methanol c\u00f3 nhi\u1ec7t \u0111\u1ed9 s\u00f4i th\u1ea5p h\u01a1n ethanol, n\u00f3 c\u00f3 xu h\u01b0\u1edbng t\u1eadp trung nhi\u1ec1u h\u01a1n \u1edf ph\u00e2n \u0111o\u1ea1n \u0111\u1ea7u c\u1ee7a qu\u00e1 tr\u00ecnh ch\u01b0ng c\u1ea5t. N\u1ebfu thao t\u00e1c c\u1eaft b\u1ecf ph\u1ea7n r\u01b0\u1ee3u \u0111\u1ea7u kh\u00f4ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n h\u1ee3p l\u00fd, methanol c\u00f3 th\u1ec3 t\u00edch l\u0169y trong th\u00e0nh ph\u1ea9m. Tuy nhi\u00ean, c\u1ea7n nh\u1ea5n m\u1ea1nh r\u1eb1ng ch\u01b0ng c\u1ea5t kh\u00f4ng \u201ct\u1ea1o ra\u201d methanol m\u1edbi; n\u00f3 ch\u1ec9 l\u00e0m thay \u0111\u1ed5i s\u1ef1 ph\u00e2n b\u1ed1 n\u1ed3ng \u0111\u1ed9 gi\u1eefa c\u00e1c ph\u00e2n \u0111o\u1ea1n.<\/p>\n\n\n\n

Vi\u1ec7c t\u1eadp trung v\u00e0o ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nguy\u00ean li\u1ec7u, h\u1ea1n ch\u1ebf ph\u00e2n h\u1ee7y pectin qu\u00e1 m\u1ee9c, qu\u1ea3n l\u00fd h\u1ec7 vi sinh v\u00e0 t\u1ed1i \u01b0u h\u00f3a k\u1ef9 thu\u1eadt ch\u01b0ng c\u1ea5t l\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p hi\u1ec7u qu\u1ea3 h\u01a1n nhi\u1ec1u so v\u1edbi nh\u1eefng gi\u1ea3i ph\u00e1p mang t\u00ednh c\u1ea3m t\u00ednh nh\u01b0 \u201cgi\u1ea3m l\u01b0\u1ee3ng men\u201d ho\u1eb7c \u201cr\u00fat ng\u1eafn th\u1eddi gian l\u00ean men\u201d.<\/p>\n\n\n\n

Hi\u1ec3u \u0111\u00fang b\u1ea3n ch\u1ea5t c\u1ee7a methanol gi\u00fap qu\u1ea3n tr\u1ecb quy tr\u00ecnh d\u1ef1a tr\u00ean c\u01a1 s\u1edf khoa h\u1ecdc. \u0110\u1ed1i v\u1edbi c\u00e1c c\u01a1 s\u1edf s\u1ea3n xu\u1ea5t r\u01b0\u1ee3u truy\u1ec1n th\u1ed1ng \u0111ang h\u01b0\u1edbng t\u1edbi ti\u00eau chu\u1ea9n h\u00f3a v\u00e0 n\u00e2ng cao uy t\u00edn th\u1ecb tr\u01b0\u1eddng, \u0111\u00e2y ch\u00ednh l\u00e0 n\u1ec1n t\u1ea3ng quan tr\u1ecdng \u0111\u1ec3 x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t an to\u00e0n b\u1ec1n v\u1eefng.<\/p>\n\n\n\n

Hi\u1ec7n t\u1ea1i, ICFood \u0111ang cung c\u1ea5p nhi\u1ec1u lo\u1ea1i men r\u01b0\u1ee3u \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng. T\u1eeb c\u00e1c lo\u1ea1i n\u1ea5m men d\u00f9ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t r\u01b0\u1ee3u vang tr\u00e1i c\u00e2y nh\u01b0 BV818 v\u00e0 RV002, \u0111\u1ebfn c\u00e1c lo\u1ea1i n\u1ea5m men d\u00f9ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t r\u01b0\u1ee3u m\u1ea1nh \u0111\u1ec1u \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 c\u00e1c ch\u1ec9 ti\u00eau v\u1ec1 an to\u00e0n th\u1ef1c ph\u1ea9m. Li\u00ean h\u1ec7 ngay v\u1edbi ICFood \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n lo\u1ea1i men r\u01b0\u1ee3u ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"

Methanol c\u00f2n g\u1ecdi l\u00e0 methyl alcohol, th\u01b0\u1eddng t\u1ed3n t\u1ea1i trong c\u00e1c lo\u1ea1i r\u01b0\u1ee3u truy\u1ec1n th\u1ed1ng. Kh\u00e1c v\u1edbi ethanol \u2013 th\u00e0nh ph\u1ea7n t\u1ea1o n\u00ean gi\u00e1 tr\u1ecb c\u1ea3m [\u2026]<\/span><\/p>\n","protected":false},"author":2,"featured_media":1814,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"content-type":"","footnotes":""},"categories":[12],"tags":[],"class_list":["post-1813","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-len-men-ruou-con"],"yoast_head":"\nNguy\u00ean nh\u00e2n ng\u1ed9 \u0111\u1ed9c r\u01b0\u1ee3u v\u00e0 c\u00e1ch ki\u1ec3m so\u00e1t trong s\u1ea3n xu\u1ea5t - ICFOOD Vietnam<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/icfood.vn\/hp\/2026\/03\/10\/nguyen-nhan-ngo-doc-ruou-va-cach-kiem-soat-trong-san-xuat\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nguy\u00ean nh\u00e2n ng\u1ed9 \u0111\u1ed9c r\u01b0\u1ee3u v\u00e0 c\u00e1ch ki\u1ec3m so\u00e1t trong s\u1ea3n xu\u1ea5t - ICFOOD Vietnam\" \/>\n<meta property=\"og:description\" content=\"Methanol c\u00f2n g\u1ecdi l\u00e0 methyl alcohol, th\u01b0\u1eddng t\u1ed3n t\u1ea1i trong c\u00e1c lo\u1ea1i r\u01b0\u1ee3u truy\u1ec1n th\u1ed1ng. 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