{"id":1307,"date":"2024-02-24T06:35:47","date_gmt":"2024-02-24T06:35:47","guid":{"rendered":"https:\/\/nbtchemical.com\/?post_type=product&#038;p=1307"},"modified":"2024-02-26T13:27:21","modified_gmt":"2024-02-26T13:27:21","slug":"polyethylene-glycol-peg-4000","status":"publish","type":"product","link":"https:\/\/vinachemistry.com\/vi\/product\/polyethylene-glycol-peg-4000\/","title":{"rendered":"Polyethylene glycol (PEG 4000)"},"content":{"rendered":"<p>T\u00ean s\u1ea3n ph\u1ea9m: <strong>Polyethylene glycol<\/strong><br \/>\nT\u00ean g\u1ecdi kh\u00e1c: <strong>PEG 4000<\/strong><br \/>\nC\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc: <strong>H-(O-CH2-CH2)n-OH<\/strong><br \/>\nCAS: <strong>25322-68-3<\/strong><br \/>\nXu\u1ea5t x\u1ee9: <strong>H\u00e0n Qu\u1ed1c<\/strong><br \/>\nQuy c\u00e1ch: <strong>20kg\/bao<\/strong><\/p>\n<p>H\u00f3a ch\u1ea5t n\u00e0y \u0111\u01b0\u1ee3c vi\u1ebft t\u1eaft l\u00e0 PEG 4000. H\u1ee3p ch\u1ea5t c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc H-(O-CH2-CH2)n-OH. \u0110\u00e2y l\u00e0 lo\u1ea1i h\u00f3a ch\u1ea5t \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb Ethylene Oxide v\u00e0 n\u01b0\u1edbc c\u00f9ng v\u1edbi m\u1ed9t s\u1ed1 d\u1eabn xu\u1ea5t kh\u00e1c.<\/p>\n<p>V\u1edbi t\u00ednh ch\u1ea5t \u01b0a n\u01b0\u1edbc v\u00e0 m\u1ed9t s\u1ed1 \u0111\u1eb7c t\u00ednh kh\u00e1c, Polyethylene Glycol 4000 v\u00e0 c\u00e1c ion c\u1ee7a ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng kh\u00e1 ph\u1ed5 bi\u1ebfn tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay \u0111\u1ec3 gi\u00fap s\u1ea3n xu\u1ea5t ch\u1ea5t t\u1ea9y r\u1eeda, m\u1ef9 ph\u1ea9m, \u1ee9ng d\u1ee5ng trong y h\u1ecdc&#8230;<\/p>\n<p><strong>\u0110\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a h\u00f3a ch\u1ea5t Polyethylene Glycol 4000<\/strong><br \/>\nNh\u1eefng t\u00ednh ch\u1ea5t \u0111\u1eb7c tr\u01b0ng:<\/p>\n<ul>\n<li>\u1ede nhi\u1ec7t \u0111\u1ed9 23oC, \u0111\u00e2y l\u00e0 ch\u1ea5t l\u1ecfng trong su\u1ed1t, kh\u00f4ng m\u00e0u.<\/li>\n<li>\u0110\u00f4ng \u0111\u1eb7c \u1edf nhi\u1ec7t \u0111\u1ed9 20oC.<\/li>\n<li>C\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng c\u00e1c lo\u1ea1i acid v\u00e0 ki\u1ec1m m\u1ea1nh.<\/li>\n<li>C\u00f3 kh\u1ed1i l\u01b0\u1ee3ng ph\u00e2n t\u1eed l\u1edbn.<\/li>\n<li>D\u1ec5 h\u00f2a tan trong n\u01b0\u1edbc.<\/li>\n<li>C\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ch\u1ea5t thu\u1ed9c gia.<\/li>\n<\/ul>\n<p><strong>\u0110i\u1ec1u ch\u1ebf, s\u1ea3n xu\u1ea5t h\u00f3a ch\u1ea5t Polyethylene Glycol nh\u01b0 th\u1ebf n\u00e0o?<\/strong><br \/>\n\u0110\u1ec3 t\u1ea1o ra PEG 4000, ng\u01b0\u1eddi ta s\u1ebd cho Ethylene Oxide t\u00e1c d\u1ee5ng v\u1edbi n\u01b0\u1edbc (c\u00f3 th\u00eam c\u00e1c ch\u1ea5t x\u00fac t\u00e1c). V\u1edbi ph\u01b0\u01a1ng tr\u00ecnh ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc nh\u01b0 sau:\u00a0 HOCH2CH2OH + n(CH2CH2O) \u2192 HO(CH2CH2O)n + H<\/p>\n<p><strong>Nh\u1eefng \u1ee9ng d\u1ee5ng c\u1ee7a Polyethylene Glycol 4000<\/strong><br \/>\nV\u1edbi nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m, t\u00ednh ch\u1ea5t n\u1ed5i b\u1eadt tr\u00ean, PEG 4000 \u0111\u00e3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ea5t nhi\u1ec1u trong th\u1ef1c t\u1ebf, \u0111a d\u1ea1ng c\u00e1c ng\u00e0nh ngh\u1ec1 c\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n<p><em>\u1ee8ng d\u1ee5ng trong n\u00f4ng nghi\u1ec7p<\/em><br \/>\nTrong n\u00f4ng nghi\u1ec7p, PEG 4000 \u0111\u00f3ng vai tr\u00f2 l\u00e0 ch\u1ea5t trong thu\u1ed1c t\u0103ng tr\u01b0\u1edfng th\u1ef1c v\u1eadt, thu\u1ed1c di\u1ec7t c\u1ecf. N\u00f3 l\u00e0 th\u00e0nh ph\u1ea7n tr\u01a1 trong thu\u1ed1c tr\u1eeb s\u00e2u, l\u00e0m ch\u1ea5t ch\u1ed1ng b\u1ee5i trong m\u1ed9t s\u1ed1 h\u00f3a ch\u1ea5t n\u00f4ng nghi\u1ec7p kh\u00e1c.<\/p>\n<p>B\u00ean c\u1ea1nh \u0111\u00f3, theo nghi\u00ean c\u1ee9u, t\u1ef7 l\u1ec7 h\u1ea1t n\u1ea3y m\u1ea7m s\u1ebd cao h\u01a1n n\u1ebfu h\u1ea1t gi\u1ed1ng \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1edfi dung d\u1ecbch PEG 4000.<\/p>\n<p><em>D\u00f9ng l\u00e0m h\u00f3a ch\u1ea5t trung gian<\/em><br \/>\nH\u00f3a ch\u1ea5t n\u00e0y khi k\u1ebft h\u1ee3p v\u1edbi m\u1ed9t s\u1ed1 h\u1ee3p ch\u1ea5t kh\u00e1c \u0111\u1ec3 gi\u00fap t\u0103ng \u0111\u1ed9 tr\u01a1n, \u0111\u1ed9 \u1ea9m c\u0169ng nh\u01b0 t\u00ednh k\u1ebft d\u00ednh cho c\u00e1c lo\u1ea1i keo d\u00e1n.<br \/>\n\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t ch\u1ea5t h\u00f3a d\u1ebbo gi\u00fap t\u0103ng \u0111\u1ed9 b\u1ec1n cho c\u00e1c s\u1ea3n ph\u1ea9m l\u00e0m t\u1eeb g\u1ed1m khi ch\u01b0a nung.<br \/>\nS\u1eed d\u1ee5ng trong m\u1ed9t s\u1ed1 lo\u1ea1i nh\u1ef1a, s\u01a1n ph\u1ee7 \u0111\u1ec3 gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n \u1edf trong n\u01b0\u1edbc.<\/p>\n<p><em>Polyethylene Glycol d\u00f9ng l\u00e0m dung m\u00f4i <\/em><br \/>\nC\u00e1c s\u1ea3n ph\u1ea9m m\u1ef9 ph\u1ea9m, ch\u0103m s\u00f3c c\u00e1 nh\u00e2n khi k\u1ebft h\u1ee3p v\u1edbi PEG 4000 s\u1ebd gi\u00fap c\u00e2n b\u1eb1ng v\u1ec1 \u0111\u1ed9 \u1ea9m, \u0111\u1ed9 nh\u1eddn,&#8230; nh\u1edd v\u00e0o \u0111\u1eb7c t\u00ednh d\u1ec5 tan trong n\u01b0\u1edbc, kh\u00f4ng bay h\u01a1i, kh\u00f4ng g\u00e2y k\u00edch \u1ee9ng cho da,&#8230;<\/p>\n<p>\u1ee8ng d\u1ee5ng trong m\u1ed9t s\u1ed1 l\u0129nh v\u1ef1c kh\u00e1c nh\u01b0: m\u1ea1 kim lo\u1ea1i, s\u1ea3n xu\u1ea5t thu\u1ed1c t\u0103ng tr\u01b0\u1edfng th\u1ef1c v\u1eadt, thu\u1ed1c di\u1ec7t c\u1ecf, trong c\u00f4ng nghi\u1ec7p s\u1ea3n xu\u1ea5t gi\u1ea5y, s\u1ea3n xu\u1ea5t d\u1ea7u nh\u1eddn, s\u1ea3n xu\u1ea5t nh\u1ef1a t\u1ed5ng h\u1ee3p&#8230;<\/p>\n<p><strong>L\u01b0u \u00fd khi s\u1eed d\u1ee5ng, b\u1ea3o qu\u1ea3n h\u00f3a ch\u1ea5t Polyethylene glycol an to\u00e0n<\/strong><br \/>\n<em>L\u01b0u \u00fd khi b\u1ea3o qu\u1ea3n l\u01b0u tr\u1eef PEG 4000<\/em><br \/>\nH\u00e3y \u0111\u1eb7t h\u00f3a ch\u1ea5t n\u00e0y t\u1ea1i nh\u1eefng n\u01a1i kh\u00f4 r\u00e1o, tho\u00e1ng m\u00e1t, tr\u00e1nh \u00e1nh n\u1eafng tr\u1ef1c ti\u1ebfp.<br \/>\nKho h\u00f3a ch\u1ea5t c\u1ea7n ph\u1ea3i t\u00e1ch ri\u00eang bi\u1ec7t \u0111\u1ec3 tr\u00e1nh tr\u01b0\u1eddng h\u1ee3p r\u00f2 r\u1ec9 ho\u1eb7c tr\u00e0n \u0111\u1ed5 h\u00f3a ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m.<br \/>\nNh\u00e0 kho tr\u1eef h\u00f3a ch\u1ea5t ph\u1ea3i n\u1eb1m \u1edf xa khu d\u00e2n c\u01b0, tr\u00e1nh ngu\u1ed3n n\u01b0\u1edbc, n\u01a1i ch\u1ee9a n\u01b0\u1edbc sinh ho\u1ea1t cho d\u00e2n sinh hay tr\u1ed3ng tr\u1ecdt v\u00ec s\u1ebd l\u00e0m \u1ea3nh h\u01b0\u1edfng nghi\u00eam tr\u1ecdng \u0111\u1ebfn s\u1ee9c kh\u1ecfe.<\/p>\n<p><em>S\u1eed d\u1ee5ng Polyethylene glycol c\u1ea7n l\u01b0u \u00fd nh\u1eefng \u0111i\u1ec1u g\u00ec?<\/em><br \/>\nKhi ti\u1ebfp x\u00fac v\u1edbi h\u00f3a ch\u1ea5t PEG 4000 n\u00f3i ri\u00eang, c\u00e1c lo\u1ea1i h\u00f3a ch\u1ea5t kh\u00e1c n\u00f3i chung c\u1ea7n ph\u1ea3i trang b\u1ecb cho m\u00ecnh c\u00e1c c\u00f4ng c\u1ee5 s\u1eed d\u1ee5ng th\u00edch h\u1ee3p, trang thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9 \u0111\u1ea7y \u0111\u1ee7.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00ean s\u1ea3n ph\u1ea9m: Polyethylene glycol T\u00ean g\u1ecdi kh\u00e1c: PEG 4000 C\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc: H-(O-CH2-CH2)n-OH CAS: 25322-68-3 Xu\u1ea5t x\u1ee9: H\u00e0n Qu\u1ed1c &#8230;<\/p>\n","protected":false},"featured_media":1309,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_cat":[48],"product_tag":[],"class_list":{"0":"post-1307","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-hoa-chat-cho-bang-mach-in-dien-tu","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/vinachemistry.com\/vi\/wp-json\/wp\/v2\/product\/1307","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vinachemistry.com\/vi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/vinachemistry.com\/vi\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/vinachemistry.com\/vi\/wp-json\/wp\/v2\/comments?post=1307"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vinachemistry.com\/vi\/wp-json\/wp\/v2\/media\/1309"}],"wp:attachment":[{"href":"https:\/\/vinachemistry.com\/vi\/wp-json\/wp\/v2\/media?parent=1307"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/vinachemistry.com\/vi\/wp-json\/wp\/v2\/product_cat?post=1307"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/vinachemistry.com\/vi\/wp-json\/wp\/v2\/product_tag?post=1307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}