Ng\u00e0y nay, c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t xanh vitamin B5 (sau \u0111\u00e2y g\u1ecdi l\u00e0 VB5), m\u1ed9t lo\u1ea1i thu\u1ed1c thu\u1ed9c h\u1ecd vitamin kh\u00e1c \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi c\u00e1c nh\u00e0 khoa h\u1ecdc t\u1eeb Vi\u1ec7n Vi sinh, Vi\u1ec7n H\u00e0n l\u00e2m Khoa h\u1ecdc Trung Qu\u1ed1c, \u0111ang d\u1eabn \u0111\u1ea7u m\u1ed9t s\u1ef1 \u0111\u1ed5i m\u1edbi kh\u00e1c trong c\u00e1c c\u00f4ng ngh\u1ec7 c\u00f4ng nghi\u1ec7p to\u00e0n c\u1ea7u c\u00f3 li\u00ean quan. \u0110\u1ec3 \u0111\u1ed1i ph\u00f3 v\u1edbi nh\u1eefng v\u1ea5n \u0111\u1ec1 m\u1edbi trong s\u1ea3n xu\u1ea5t c\u1ee7a doanh nghi\u1ec7p hi\u1ec7n \u0111\u1ea1i, m\u1ed9t th\u1ebf h\u1ec7 nh\u00e0 khoa h\u1ecdc m\u1edbi \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p l\u00ean men sinh h\u1ecdc xanh m\u1edbi \u0111\u1ec3 thay th\u1ebf ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc \u0111ang g\u00e2y \u00f4 nhi\u1ec5m nghi\u00eam tr\u1ecdng trong ng\u00e0nh.<\/p>\n\n\n\n
Hi\u1ec7n nay, nhu c\u1ea7u th\u1ecb tr\u01b0\u1eddng VB5 to\u00e0n c\u1ea7u kho\u1ea3ng 20.000 t\u1ea5n m\u1ed7i n\u0103m. Trung Qu\u1ed1c l\u00e0 qu\u1ed1c gia s\u1ea3n xu\u1ea5t l\u1edbn nh\u1ea5t, chi\u1ebfm 80% c\u00f4ng su\u1ea5t s\u1ea3n xu\u1ea5t to\u00e0n c\u1ea7u. Tuy nhi\u00ean, c\u00e1c c\u00f4ng ty VB5 th\u01b0\u1eddng b\u1ecb h\u1ea1n ch\u1ebf ho\u1eb7c \u0111\u00ecnh ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng do \u00f4 nhi\u1ec5m cao. VB5 \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc trong h\u01a1n 80 n\u0103m, nh\u01b0ng \u0111\u00f2i h\u1ecfi ph\u1ea3i s\u1eed d\u1ee5ng c\u00e1c nguy\u00ean li\u1ec7u th\u00f4 d\u1ec5 ch\u00e1y n\u1ed5 nh\u01b0 formaldehyde, isobutyraldehyde v\u00e0 acrylonitrile, v\u00e0 trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t, n\u01b0\u1edbc th\u1ea3i ch\u1ee9a xyanua c\u1ef1c \u0111\u1ed9c \u0111\u01b0\u1ee3c th\u1ea3i ra.<\/p>\n\n\n\n
Ph\u01b0\u01a1ng ph\u00e1p l\u00ean men m\u1edbi s\u1eed d\u1ee5ng glucose c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb ng\u00f4 l\u00e0m nguy\u00ean li\u1ec7u th\u00f4. T\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i hi\u1ec7n t\u1ea1i l\u00e0 h\u01a1n 30% v\u00e0 chi ph\u00ed th\u1ea5p h\u01a1n so v\u1edbi ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc. So v\u1edbi ph\u01b0\u01a1ng ph\u00e1p t\u1ed5ng h\u1ee3p h\u00f3a h\u1ecdc, quy tr\u00ecnh m\u1edbi gi\u00fap gi\u1ea3m m\u1ee9c ti\u00eau th\u1ee5 n\u01b0\u1edbc \u0111i 92% v\u00e0 m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng xu\u1ed1ng 16%. N\u00f3 s\u1eed d\u1ee5ng c\u00e1c ngu\u1ed3n t\u00e0i nguy\u00ean t\u00e1i t\u1ea1o l\u00e0m nguy\u00ean li\u1ec7u th\u00f4 v\u00e0 c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m tuy\u1ec7t v\u1eddi.<\/p>\n\n\n\n
Trong t\u01b0\u01a1ng lai, n\u1ebfu d\u01b0 l\u01b0\u1ee3ng vi khu\u1ea9n c\u00f2n s\u00f3t l\u1ea1i t\u1eeb qu\u00e1 tr\u00ecnh l\u00ean men trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t \u0111\u01b0\u1ee3c l\u00e0m th\u00e0nh ph\u00e2n b\u00f3n ho\u1eb7c nguy\u00ean li\u1ec7u m\u00f4i tr\u01b0\u1eddng nu\u00f4i c\u1ea5y t\u01b0\u01a1ng t\u1ef1 nh\u01b0 b\u1ed9t \u0111\u1eadu n\u00e0nh v\u00e0 \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf to\u00e0n di\u1ec7n th\u00ec chi ph\u00ed s\u1ebd thu\u1eadn l\u1ee3i h\u01a1n v\u00e0 kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng.<\/p>","protected":false},"excerpt":{"rendered":"
Today, the green production technology of vitamin B5 (hereinafter referred to as VB5), another vitamin family drug developed by scientists from the Institute of Microbiology, Chinese Academy of Sciences, is leading another innovation in related global industrial technologies. In response to new problems in modern enterprise production, a new generation of scientists has developed a […]<\/p>","protected":false},"author":1,"featured_media":920,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-919","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/posts\/919","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/comments?post=919"}],"version-history":[{"count":1,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/posts\/919\/revisions"}],"predecessor-version":[{"id":921,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/posts\/919\/revisions\/921"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/media\/920"}],"wp:attachment":[{"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/media?parent=919"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/categories?post=919"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/tags?post=919"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}