Kem \u0111\u00e1nh r\u0103ng l\u00e0 lo\u1ea1i ch\u1ebf ph\u1ea9m ch\u00fang ta d\u00f9ng \u0111\u1ec3 ch\u1ea3i s\u1ea1ch r\u0103ng h\u1eb1ng ng\u00e0y. T\u1eeb h\u01a1n 2000 n\u0103m v\u1ec1 tr\u01b0\u1edbc, th\u1eddi c\u1ed5 La M\u00e3 c\u00f3 ng\u01b0\u1eddi \u0111\u00e3 d\u00f9ng b\u1ed9t tan Mg2(S4O10) (OH)2 \u0111\u1ec3 ch\u1ea3i r\u0103ng. Ng\u00e0y nay kem \u0111\u00e1nh r\u0103ng \u0111\u00e3 c\u00f3 th\u00e0nh ph\u1ea7n ph\u1ee9c t\u1ea1p h\u01a1n r\u1ea5t nhi\u1ec1u.<\/p>\n\n\n\n
S\u1ea3n xu\u1ea5t lo\u1ea1i kem \u0111\u1ec3 gi\u1eef g\u00ecn cho r\u0103ng \u0111\u01b0\u1ee3c tr\u1eafng \u0111\u1eb9p kh\u00f4ng ph\u1ea3i l\u00e0 \u0111i\u1ec1u \u0111\u01a1n gi\u1ea3n. Kem l\u00e0 m\u1ed9t h\u1ed7n h\u1ee3p g\u1ed3m nhi\u1ec1u ho\u00e1 ch\u1ea5t t\u1ea1o th\u00e0nh, th\u00f4ng th\u01b0\u1eddng bao g\u1ed3m ch\u1ea5t ma s\u00e1t, ch\u1ea5t gi\u1eef \u1ea9m, ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t, ch\u1ea5t t\u0103ng \u0111\u1ed9 nh\u1edbt, ch\u1ea5t t\u1ea1o v\u1ecb ng\u1ecdt, ch\u1ea5t ch\u1ed1ng th\u1ed1i, ph\u1ee5 gia ho\u1ea1t \u0111\u1ed9ng, ch\u1ea5t m\u00e0u, h\u01b0\u01a1ng li\u1ec7u. Kem \u0111\u00e1nh r\u0103ng b\u1ea3o \u0111\u1ea3m cho r\u0103ng s\u1ea1ch s\u1ebd, \u1ee9c ch\u1ebf n\u1ea5m m\u1ed1c, ch\u1ea5t ch\u1ed1ng vi\u00eam, di\u1ec7t m\u00f9i h\u00f4i \u1edf mi\u1ec7ng. \u0110\u01b0\u01a1ng nhi\u00ean c\u00e1c ho\u00e1 ch\u1ea5t n\u00e0y ph\u1ea3i kh\u00f4ng \u0111\u1ed9c.<\/p>\n\n\n\n
Cu\u1ed9c s\u1ed1ng c\u1ee7a con ng\u01b0\u1eddi ng\u00e0y c\u00e0ng cao, c\u00e1c lo\u1ea1i th\u1ef1c ph\u1ea9m ng\u00e0y c\u00e0ng phong ph\u00fa. C\u00e1c lo\u1ea1i k\u1eb9o, b\u00e1nh ng\u1ecdt \u0111\u1ec1u l\u00e0 nh\u1eefng ch\u1ea5t c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i cho r\u0103ng, g\u00e2y b\u1ec7nh s\u00e2u r\u0103ng. H\u00fat thu\u1ed1c l\u00e1, u\u1ed1ng tr\u00e0 \u0111\u1ec1u \u0111\u1ec3 l\u1ea1i tr\u00ean r\u0103ng c\u00e1c v\u1ebft \u1ed1. Ngo\u00e0i ra nhi\u1ec1u ng\u01b0\u1eddi c\u00f2n b\u1ecb c\u00e1c b\u1ec7nh v\u1ec1 r\u0103ng nh\u01b0 s\u00e2u r\u0103ng, ch\u1ea3y m\u00e1u r\u0103ng, r\u0103ng b\u1ecb m\u1ee5c, h\u00f4i m\u1ed3m\u2026 n\u00ean ch\u00fang ta c\u1ea7n ki\u00ean tr\u00ec \u0111\u00e1nh r\u0103ng v\u00e0o bu\u1ed5i s\u1edbm v\u00e0 bu\u1ed5i t\u1ed1i, d\u00f9ng c\u00e1c lo\u1ea1i kem \u0111\u00e1nh r\u0103ng t\u1ed1t \u0111\u1ec3 b\u1ea3o v\u1ec7 r\u0103ng.<\/p>\n\n\n\n
V\u00ec sao kem \u0111\u00e1nh r\u0103ng l\u1ea1i b\u1ea3o v\u1ec7 \u0111\u01b0\u1ee3c r\u0103ng? Trong kem \u0111\u00e1nh r\u0103ng c\u00f3 nhi\u1ec1u ch\u1ea5t c\u00f3 ho\u1ea1t t\u00ednh b\u1ea3o v\u1ec7 men r\u0103ng, ph\u00f2ng ng\u1eeba m\u1ee5c r\u0103ng v\u00e0 h\u00f4i mi\u1ec7ng. Nh\u01b0 trong kem \u0111\u00e1nh r\u0103ng c\u00f3 ch\u1ea5t natri florua, s\u1eaft (II), florua, stronti florua. C\u00e1c h\u1ee3p ch\u1ea5t florua n\u00e0y c\u00f3 th\u1ec3 t\u1ea1o ra tr\u00ean b\u1ec1 m\u1eb7t r\u0103ng m\u1ed9t l\u1edbp h\u1ee3p ch\u1ea5t \u1ed5n \u0111\u1ecbnh, \u1ee9c ch\u1ebf c\u00e1c vi khu\u1ea9n trong v\u00f2m mi\u1ec7ng, gi\u1eef cho r\u0103ng kh\u00f4ng b\u1ecb \u0103n m\u00f2n, kh\u00f4ng b\u1ecb m\u1ee5c, b\u1ea3o v\u1ec7 r\u0103ng c\u00f3 hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n
V\u1edbi lo\u1ea1i kem \u0111\u00e1nh r\u0103ng di\u1ec7p l\u1ee5c c\u00f3 ch\u1ea5t di\u1ec7p l\u1ee5c ch\u1ed1ng s\u1ef1 xu\u1ea5t huy\u1ebft \u1edf r\u0103ng, ng\u1eeba h\u00f4i mi\u1ec7ng. Th\u00eam enzim v\u00e0o kem \u0111\u00e1nh r\u0103ng, enzim c\u00f3 th\u1ec3 ph\u00e2n gi\u1ea3i th\u1ee9c \u0103n th\u1eeba c\u00f2n gi\u1eef l\u1ea1i \u1edf k\u1ebd r\u0103ng l\u00e0m r\u0103ng \u0111\u01b0\u1ee3c s\u1ea1ch, c\u00f3 hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ecbnh ch\u1ed1ng r\u0103ng b\u1ecb m\u1ee5c. Trong kem \u0111\u00e1nh r\u0103ng y d\u01b0\u1ee3c, ng\u01b0\u1eddi ta c\u00f3 cho th\u00eam san h\u00f4 c\u00f9ng m\u1ed9t s\u1ed1 th\u1ea3o d\u01b0\u1ee3c, thu\u1ed1c b\u1eafc ch\u1ed1ng ch\u1ea3y m\u00e1u r\u0103ng, vi\u00eam l\u1ee3i, vi\u00eam m\u1ed3m, ch\u1ed1ng s\u1ef1 m\u1eabn c\u1ea3m, c\u00f3 t\u00e1c d\u1ee5ng ch\u1eefa b\u1ec7nh. Trong c\u00e1c lo\u1ea1i kem \u0111\u00e1nh r\u0103ng \u0111\u1eb7c hi\u1ec7u ng\u01b0\u1eddi ta c\u00f3 th\u00eam kem xitrat v\u00e0 c\u00e1c h\u1ee3p ch\u1ea5t florua, c\u00f3 t\u00e1c d\u1ee5ng \u1ee9c ch\u1ebf vi khu\u1ea9n, ch\u1ed1ng s\u1ef1 l\u1eafng \u0111\u1ecdng cao r\u0103ng, gi\u1ea3m ch\u1ee9ng vi\u00eam l\u1ee3i, ch\u1ea3y m\u00e1u r\u0103ng, l\u00e0m r\u0103ng gi\u1eef \u0111\u01b0\u1ee3c v\u1ebb tr\u1eafng b\u00f3ng.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: Kem \u0111\u00e1nh r\u0103ng; Men r\u0103ng.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
Kem \u0111\u00e1nh r\u0103ng l\u00e0 lo\u1ea1i ch\u1ebf ph\u1ea9m ch\u00fang ta d\u00f9ng \u0111\u1ec3 ch\u1ea3i s\u1ea1ch r\u0103ng h\u1eb1ng ng\u00e0y. T\u1eeb h\u01a1n 2000 n\u0103m v\u1ec1 tr\u01b0\u1edbc, th\u1eddi c\u1ed5 La M\u00e3 c\u00f3 ng\u01b0\u1eddi \u0111\u00e3 d\u00f9ng b\u1ed9t tan Mg2(S4O10) (OH)2 \u0111\u1ec3 ch\u1ea3i r\u0103ng. Ng\u00e0y nay kem \u0111\u00e1nh r\u0103ng \u0111\u00e3 c\u00f3 th\u00e0nh ph\u1ea7n ph\u1ee9c t\u1ea1p h\u01a1n r\u1ea5t nhi\u1ec1u. S\u1ea3n xu\u1ea5t lo\u1ea1i kem […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[8,15],"tags":[],"class_list":["post-8136","post","type-post","status-publish","format-standard","hentry","category-hoa-hoc","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=8136"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8136\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}