Khi b\u1ea1n d\u00f9ng m\u1ef1c xanh \u0111en \u0111\u1ec3 vi\u1ebft ch\u1eef th\u00ec b\u1ea1n s\u1ebd th\u1ea5y, l\u00fac m\u1edbi vi\u1ebft ch\u1eef c\u00f3 m\u00e0u xanh, nh\u01b0ng h\u00f4m sau s\u1ebd chuy\u1ec3n t\u1eeb m\u00e0u xanh sang m\u00e0u \u0111en. T\u1ea1i sao v\u1eady? \u0110\u00e2y l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a m\u1ed9t bi\u1ebfn \u0111\u1ed5i ho\u00e1 h\u1ecdc. Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u1ef1c xanh \u0111en l\u00e0 tanin – s\u1eaft (II) kh\u00f4ng c\u00f3 m\u00e0u \u0111en m\u00e0 c\u00f3 m\u00e0u xanh nh\u1ea1t, b\u1ea5y gi\u1edd n\u00e9t ch\u1eef vi\u1ebft ra s\u1ebd kh\u00f4ng r\u00f5 l\u1eafm. Nh\u01b0ng khi th\u00eam v\u00e0o m\u1ef1c \u00edt ph\u1ea9m m\u00e0u xanh th\u00ec n\u00e9t ch\u1eef s\u1ebd c\u00f3 m\u00e0u xanh.<\/p>\n\n\n\n
V\u00ec v\u1eady khi b\u1ea1n vi\u1ebft ch\u1eef th\u00ec tho\u1ea1t \u0111\u1ea7u n\u00e9t ch\u1eef s\u1ebd c\u00f3 m\u00e0u xanh, \u0111\u00f3 ch\u00ednh l\u00e0 “m\u00e0u g\u1ed1c” c\u1ee7a m\u1ef1c xanh \u0111en. Nh\u01b0ng sau m\u1ed9t th\u1eddi gian th\u00ec tanin – s\u1eaft (II) b\u1ecb oxy kh\u00f4ng kh\u00ed oxy ho\u00e1 bi\u1ebfn th\u00e0nh tanin – s\u1eaft (III). H\u1ee3p ch\u1ea5t tanin – s\u1eaft (III) c\u00f3 m\u00e0u \u0111en s\u1ebd k\u1ebft t\u1ee7a, b\u1ea5y gi\u1edd ch\u1eef vi\u1ebft s\u1ebd bi\u1ebfn th\u00e0nh m\u00e0u \u0111en.<\/p>\n\n\n\n
C\u00f3 nhi\u1ec1u ng\u01b0\u1eddi sau khi d\u00f9ng xong \u0111\u00e3 qu\u00ean \u0111i m\u1ed9t \u0111i\u1ec1u h\u1ebft s\u1ee9c quan tr\u1ecdng l\u00e0 \u0111\u1eady k\u00edn n\u1eafp b\u00ecnh, l\u00e0m nh\u01b0 v\u1eady \u00edt nh\u1ea5t c\u00f3 hai \u0111i\u1ec1u b\u1ea5t l\u1ee3i: M\u1ed9t l\u00e0 n\u01b0\u1edbc s\u1ebd nhanh ch\u00f3ng b\u1ecb bay h\u01a1i, m\u1ef1c s\u1ebd c\u00e0ng ng\u00e0y c\u00e0ng c\u1ea1n, hai l\u00e0 th\u00e0nh ph\u1ea7n tanin – s\u1eaft (II) trong m\u1ef1c s\u1ebd t\u00e1c d\u1ee5ng v\u1edbi oxy kh\u00f4ng kh\u00ed v\u00e0 bi\u1ebfn th\u00e0nh tanin – s\u1eaft (III) v\u00e0 s\u1ebd t\u1ea1o k\u1ebft t\u1ee7a. K\u1ebft qu\u1ea3 l\u00e0 trong m\u1ef1c s\u1ebd xu\u1ea5t hi\u1ec7n k\u1ebft t\u1ee7a, khi d\u00f9ng b\u00fat s\u1eaft, b\u00fat m\u00e1y \u0111\u1ec3 vi\u1ebft c\u00f3 th\u1ec3 d\u1ec5 l\u00e0m t\u1eafc b\u00fat, n\u00ean c\u00f3 khi kh\u00f4ng vi\u1ebft ra n\u00e9t ch\u1eef.<\/p>\n\n\n\n
B\u1ea1n c\u00f3 th\u00f3i quen \u0111\u1eady k\u00edn n\u00fat b\u00ecnh ch\u01b0a? N\u1ebfu kh\u00f4ng b\u1ea1n h\u00e3y thay \u0111\u1ed5i th\u00f3i quen \u0111i.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: M\u1ef1c xanh \u0111en; Tanin – s\u1eaft.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
Khi b\u1ea1n d\u00f9ng m\u1ef1c xanh \u0111en \u0111\u1ec3 vi\u1ebft ch\u1eef th\u00ec b\u1ea1n s\u1ebd th\u1ea5y, l\u00fac m\u1edbi vi\u1ebft ch\u1eef c\u00f3 m\u00e0u xanh, nh\u01b0ng h\u00f4m sau s\u1ebd chuy\u1ec3n t\u1eeb m\u00e0u xanh sang m\u00e0u \u0111en. T\u1ea1i sao v\u1eady? \u0110\u00e2y l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a m\u1ed9t bi\u1ebfn \u0111\u1ed5i ho\u00e1 h\u1ecdc. Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u1ef1c xanh \u0111en l\u00e0 tanin – s\u1eaft […]<\/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-8114","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\/8114","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=8114"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8114\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8114"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8114"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8114"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}