{"id":5101,"date":"2026-05-31T21:47:59","date_gmt":"2026-05-31T14:47:59","guid":{"rendered":"https:\/\/ruouviet.com.vn\/?p=5101"},"modified":"2026-05-31T21:53:39","modified_gmt":"2026-05-31T14:53:39","slug":"ruou-con-va-ethanol-dinh-kien-xa-hoi-hay-ban-chat-khoa-hoc","status":"publish","type":"post","link":"https:\/\/ruouviet.com.vn\/e_n\/ruou-con-va-ethanol-dinh-kien-xa-hoi-hay-ban-chat-khoa-hoc\/","title":{"rendered":"R\u01b0\u1ee3u c\u1ed3n v\u00e0 Ethanol: \u0110\u1ecbnh ki\u1ebfn x\u00e3 h\u1ed9i hay b\u1ea3n ch\u1ea5t khoa h\u1ecdc?"},"content":{"rendered":"

Hi\u1ec3u \u0111\u00fang v\u1ec1 r\u01b0\u1ee3u c\u1ed3n: S\u1ef1 th\u1eadt t\u1eeb chuy\u00ean gia B\u00e1ch Khoa<\/span><\/strong><\/h1>\n

R\u01b0\u1ee3u c\u1ed3n<\/span><\/strong>\u00a0th\u01b0\u1eddng b\u1ecb x\u00e3 h\u1ed9i \u0111\u1ecbnh ki\u1ebfn l\u00e0 s\u1ea3n ph\u1ea9m \u0111\u1ed9c h\u1ea1i ho\u1eb7c k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng. Tuy nhi\u00ean, d\u01b0\u1edbi g\u00f3c \u0111\u1ed9 h\u00f3a h\u1ecdc th\u1ef1c ph\u1ea9m, Ethanol ch\u00ednh l\u00e0 linh h\u1ed3n c\u1ee7a m\u1ecdi lo\u1ea1i r\u01b0\u1ee3u. Hi\u1ec3u \u0111\u00fang b\u1ea3n ch\u1ea5t s\u1ebd gi\u00fap b\u1ea1n th\u01b0\u1edfng th\u1ee9c r\u01b0\u1ee3u an to\u00e0n.<\/span><\/p>\n

B\u1ea3n ch\u1ea5t h\u00f3a h\u1ecdc: Khi c\u1ed3n v\u00e0 r\u01b0\u1ee3u l\u00e0 m\u1ed9t<\/span><\/strong><\/h2>\n

Trong ph\u00f2ng th\u00ed nghi\u1ec7m t\u1ea1i \u0110\u1ea1i h\u1ecdc B\u00e1ch Khoa, ch\u00fang t\u00f4i ch\u1ec9 g\u1ecdi t\u00ean m\u1ed9t h\u1ee3p ch\u1ea5t: Ethanol (<\/span>C2H5OH<\/span>C<\/span>2<\/span><\/span><\/span><\/span>\u200b<\/span><\/span><\/span><\/span><\/span>H<\/span>5<\/span><\/span><\/span><\/span>\u200b<\/span><\/span><\/span><\/span><\/span>O<\/span>H<\/span><\/span><\/span><\/span><\/code>). H\u00f3a h\u1ecdc kh\u00f4ng ph\u00e2n bi\u1ec7t “c\u1ed3n” hay “r\u01b0\u1ee3u”. S\u1ef1 kh\u00e1c bi\u1ec7t duy nh\u1ea5t n\u1eb1m \u1edf n\u1ed3ng \u0111\u1ed9 v\u00e0 t\u1ea1p ch\u1ea5t \u0111i k\u00e8m.<\/span><\/p>\n

T\u1ea1i Vi\u1ec7t Nam, c\u00e1c lo\u1ea1i \u0111\u1ed3 u\u1ed1ng c\u00f3 n\u1ed3ng \u0111\u1ed9 d\u01b0\u1edbi 60 \u0111\u1ed9 th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 r\u01b0\u1ee3u. Ng\u01b0\u1ee3c l\u1ea1i, n\u1ed3ng \u0111\u1ed9 cao h\u01a1n th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u1ed3n. Th\u1ef1c t\u1ebf, r\u01b0\u1ee3u vang, r\u01b0\u1ee3u \u0111\u1ebf hay Vodka \u0111\u1ec1u c\u00f3 chung m\u1ed9t n\u1ec1n t\u1ea3ng l\u00e0 Ethanol tinh khi\u1ebft.<\/span><\/p>\n

\"Ch\u1ee7ng<\/p>\n

C\u1ed3n th\u1ef1c ph\u1ea9m v\u00e0 n\u1ed7i oan “r\u01b0\u1ee3u pha c\u1ed3n”<\/span><\/strong><\/h2>\n

Nhi\u1ec1u ng\u01b0\u1eddi ti\u00eau d\u00f9ng lo ng\u1ea1i v\u1ec1 vi\u1ec7c “r\u01b0\u1ee3u pha c\u1ed3n c\u00f4ng nghi\u1ec7p”. \u0110\u00e2y l\u00e0 m\u1ed9t s\u1ef1 nh\u1ea7m l\u1eabn tai h\u1ea1i v\u1ec1 kh\u00e1i ni\u1ec7m. C\u1ed3n th\u1ef1c ph\u1ea9m (Food-grade Ethanol) l\u00e0 s\u1ea3n ph\u1ea9m tinh khi\u1ebft nh\u1ea5t, \u0111\u01b0\u1ee3c t\u00e1ch b\u1ecf ho\u00e0n to\u00e0n t\u1ea1p ch\u1ea5t \u0111\u1ed9c h\u1ea1i.<\/span><\/p>\n

K\u1ef9 s\u01b0 Tr\u1ea7n V\u0129nh, ng\u01b0\u1eddi c\u00f3 10 n\u0103m kinh nghi\u1ec7m t\u1ea1i nh\u00e0 m\u00e1y Halico, chia s\u1ebb: “Vi\u1ec7c s\u1eed d\u1ee5ng c\u1ed3n th\u1ef1c ph\u1ea9m chu\u1ea9n \u0111\u1ec3 pha ch\u1ebf l\u00e0 m\u1ed9t b\u01b0\u1edbc ti\u1ebfn c\u00f4ng ngh\u1ec7”. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1ea3m b\u1ea3o s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u00e0 an to\u00e0n tuy\u1ec7t \u0111\u1ed1i cho ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n

D\u1eabn ch\u1ee9ng khoa h\u1ecdc v\u1ec1 \u0111\u1ed9c t\u1ed1 trong r\u01b0\u1ee3u c\u1ed3n<\/span><\/strong><\/h2>\n

S\u1ef1 nguy hi\u1ec3m kh\u00f4ng \u0111\u1ebfn t\u1eeb Ethanol, m\u00e0 \u0111\u1ebfn t\u1eeb Methanol (c\u1ed3n g\u1ed7). Methanol ph\u00e1t sinh do qu\u00e1 tr\u00ecnh ch\u01b0ng c\u1ea5t th\u1ee7 c\u00f4ng kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9. \u0110\u00e2y ch\u00ednh l\u00e0 th\u1ee7 ph\u1ea1m g\u00e2y ng\u1ed9 \u0111\u1ed9c v\u00e0 t\u1eed vong h\u00e0ng \u0111\u1ea7u hi\u1ec7n nay.<\/span><\/p>\n

Theo d\u1eabn ch\u1ee9ng t\u1eeb t\u1edd\u00a0<\/span>VnExpress<\/span>, PGS.TS Nguy\u1ec5n Duy Th\u1ecbnh (Vi\u1ec7n C\u00f4ng ngh\u1ec7 Sinh h\u1ecdc v\u00e0 Th\u1ef1c ph\u1ea9m, \u0110\u1ea1i h\u1ecdc B\u00e1ch khoa H\u00e0 N\u1ed9i) kh\u1eb3ng \u0111\u1ecbnh: “Methanol l\u00e0 lo\u1ea1i c\u1ed3n c\u1ef1c \u0111\u1ed9c, kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p c\u00f3 m\u1eb7t trong r\u01b0\u1ee3u th\u1ef1c ph\u1ea9m”. Ngu\u1ed3n: [VnExpress<\/a> – C\u00e1ch ph\u00e2n bi\u1ec7t r\u01b0\u1ee3u gi\u1ea3, r\u01b0\u1ee3u \u0111\u1ed9c].<\/em><\/span><\/p>\n

\"Quy<\/p>\n

Thi\u1ebft b\u1ecb ch\u01b0ng c\u1ea5t quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 tinh khi\u1ebft<\/span><\/strong><\/h2>\n

V\u1edbi kinh nghi\u1ec7m v\u1eadn h\u00e0nh t\u1eeb n\u1ed3i \u0111\u1ed3ng truy\u1ec1n th\u1ed1ng \u0111\u1ebfn th\u00e1p \u0111a t\u1ea7ng inox, t\u00f4i nh\u1eadn th\u1ea5y s\u1ef1 kh\u00e1c bi\u1ec7t r\u00f5 r\u1ec7t. C\u00e1c th\u00e1p ch\u01b0ng c\u1ea5t hi\u1ec7n \u0111\u1ea1i gi\u00fap lo\u1ea1i b\u1ecf Andehit v\u00e0 Este x\u1ea5u hi\u1ec7u qu\u1ea3 h\u01a1n n\u1ed3i \u0111\u1ed3ng th\u1ee7 c\u00f4ng.<\/span><\/p>\n

S\u1ea3n ph\u1ea9m R\u01b0\u1ee3u Vi\u1ec7t<\/a> hi\u1ec7n nay \u0111ang \u00e1p d\u1ee5ng quy tr\u00ecnh chu\u1ea9n h\u00f3a n\u00e0y. Ch\u00fang t\u00f4i s\u1eed d\u1ee5ng c\u00e1c ch\u1ee7ng men nh\u01b0\u00a0<\/span>Saccharomyces cerevisiae<\/span>\u00a0thu\u1ea7n ch\u1ee7ng. \u0110i\u1ec1u n\u00e0y gi\u00fap t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t l\u00ean men v\u00e0 \u0111\u1ea3m b\u1ea3o h\u01b0\u01a1ng v\u1ecb nguy\u00ean b\u1ea3n, s\u1ea1ch \u0111\u1ed9c t\u1ed1.<\/span><\/p>\n

\"Th\u00e1p<\/p>\n

L\u01b0u \u00fd: S\u1ea3n ph\u1ea9m kh\u00f4ng d\u00e0nh cho ng\u01b0\u1eddi d\u01b0\u1edbi 18 tu\u1ed5i. \u0110\u00e3 u\u1ed1ng r\u01b0\u1ee3u bia, kh\u00f4ng l\u00e1i xe.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

Hi\u1ec3u \u0111\u00fang v\u1ec1 r\u01b0\u1ee3u c\u1ed3n: S\u1ef1 th\u1eadt t\u1eeb chuy\u00ean gia B\u00e1ch Khoa R\u01b0\u1ee3u c\u1ed3n\u00a0th\u01b0\u1eddng b\u1ecb x\u00e3 h\u1ed9i \u0111\u1ecbnh ki\u1ebfn l\u00e0 s\u1ea3n ph\u1ea9m \u0111\u1ed9c h\u1ea1i ho\u1eb7c k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng. Tuy nhi\u00ean, d\u01b0\u1edbi g\u00f3c \u0111\u1ed9 h\u00f3a h\u1ecdc th\u1ef1c ph\u1ea9m, Ethanol ch\u00ednh l\u00e0 linh h\u1ed3n c\u1ee7a m\u1ecdi lo\u1ea1i r\u01b0\u1ee3u. Hi\u1ec3u \u0111\u00fang b\u1ea3n ch\u1ea5t s\u1ebd gi\u00fap b\u1ea1n th\u01b0\u1edfng th\u1ee9c..<\/p>","protected":false},"author":2,"featured_media":5102,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[104,5],"tags":[],"class_list":["post-5101","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nghe-ruou","category-ngo-doc-va-khu-doc"],"acf":[],"yoast_head":"\nR\u01b0\u1ee3u c\u1ed3n v\u00e0 Ethanol: \u0110\u1ecbnh ki\u1ebfn x\u00e3 h\u1ed9i hay b\u1ea3n ch\u1ea5t khoa h\u1ecdc?<\/title>\n<meta name=\"description\" content=\"Kh\u00e1m ph\u00e1 b\u1ea3n ch\u1ea5t r\u01b0\u1ee3u c\u1ed3n v\u00e0 Ethanol d\u01b0\u1edbi g\u00f3c nh\u00ecn h\u00f3a h\u1ecdc th\u1ef1c ph\u1ea9m. Hi\u1ec3u \u0111\u00fang v\u1ec1 n\u1ed3ng \u0111\u1ed9 v\u00e0 c\u00e1ch ph\u00e2n bi\u1ec7t r\u01b0\u1ee3u s\u1ea1ch \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ruouviet.com.vn\/e_n\/ruou-con-va-ethanol-dinh-kien-xa-hoi-hay-ban-chat-khoa-hoc\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R\u01b0\u1ee3u c\u1ed3n v\u00e0 Ethanol: \u0110\u1ecbnh ki\u1ebfn x\u00e3 h\u1ed9i hay b\u1ea3n ch\u1ea5t khoa h\u1ecdc?\" \/>\n<meta property=\"og:description\" content=\"Kh\u00e1m ph\u00e1 b\u1ea3n ch\u1ea5t r\u01b0\u1ee3u c\u1ed3n v\u00e0 Ethanol d\u01b0\u1edbi g\u00f3c nh\u00ecn h\u00f3a h\u1ecdc th\u1ef1c ph\u1ea9m. 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