{"id":5516,"date":"2023-12-21T08:46:20","date_gmt":"2023-12-21T08:46:20","guid":{"rendered":"https:\/\/wpachem.com\/?post_type=product&#038;p=5516"},"modified":"2024-02-19T02:56:03","modified_gmt":"2024-02-19T02:56:03","slug":"kojic-acid-powder-cas-501-30-4","status":"publish","type":"product","link":"https:\/\/wpachem.com\/vi\/product\/kojic-acid-powder-cas-501-30-4\/","title":{"rendered":"B\u1ed9t axit kojic CAS 501-30-4"},"content":{"rendered":"<p><strong>\u0110\u1eb7c \u0111i\u1ec3m<\/strong><\/p>\n<p>Tinh th\u1ec3 axit kojic l\u00e0 l\u0103ng tr\u1ee5, h\u00ecnh kim v\u00e0 kh\u00f4ng m\u00e0u. Axit kojic h\u00f2a tan trong n\u01b0\u1edbc, c\u1ed3n, acetone, \u00edt tan trong ether, etyl axetat, cloroform, pyridine, kh\u00f4ng h\u00f2a tan trong h\u1ea7u h\u1ebft c\u00e1c dung m\u00f4i kh\u00e1c. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tinh ch\u1ebf b\u1eb1ng c\u00e1ch k\u1ebft tinh trong acetone, etyl axetat v\u00e0 c\u00e1c dung m\u00f4i kh\u00e1c, v\u00e0 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u0103ng hoa d\u01b0\u1edbi \u00e1p su\u1ea5t \u1edf 150 ~ 200\u2103.<\/p>\n<p><strong>\u1ee8ng d\u1ee5ng<\/strong><\/p>\n<ol>\n<li>Axit kojic c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n th\u00e0nh m\u1ed9t ch\u1ea5t ph\u1ee5 gia th\u1ef1c ph\u1ea9m m\u1edbi. Hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3 nh\u01b0 m\u1ed9t ch\u1ea5t b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m t\u1ed1t h\u01a1n axit sorbic.<\/li>\n<li>Axit kojic l\u00e0 ch\u1ea5t \u1ee9c ch\u1ebf tyrosinase, c\u00f3 th\u1ec3 tr\u1ed9n l\u1eabn tr\u01b0\u1edbc v\u1edbi c\u00e1c ion \u0111\u1ed3ng trong tyrosinase, khi\u1ebfn c\u00e1c ion \u0111\u1ed3ng m\u1ea5t t\u00e1c d\u1ee5ng, t\u1eeb \u0111\u00f3 \u1ee9c ch\u1ebf qu\u00e1 tr\u00ecnh t\u1ed5ng h\u1ee3p s\u1eafc t\u1ed1 dopa.<\/li>\n<li>H\u1ee3p ch\u1ea5t axit kojic v\u00e0 kim lo\u1ea1i n\u1eb7ng h\u00f3a tr\u1ecb hai c\u00f3 hi\u1ec7u qu\u1ea3 h\u01a1n trong vi\u1ec7c ch\u1ed1ng l\u1ea1i m\u1ed9t s\u1ed1 b\u1ec7nh n\u1ea5m \u1edf th\u1ef1c v\u1eadt so v\u1edbi r\u01b0\u1ee3u Bordeaux (m\u1ed9t ch\u1ea5t di\u1ec7t c\u00f4n tr\u00f9ng v\u00e0 di\u1ec7t khu\u1ea9n).<\/li>\n<li>Axit kojic c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m nguy\u00ean li\u1ec7u \u0111\u1ec3 s\u1ea3n xu\u1ea5t kh\u00e1ng sinh cephalosporin.<\/li>\n<\/ol>\n<p><strong>\u0110\u00f3ng g\u00f3i &amp; L\u01b0u tr\u1eef<\/strong><\/p>\n<p>B\u1ea3o qu\u1ea3n trong h\u1ed9p k\u00edn \u1edf n\u01a1i kh\u00f4 r\u00e1o, tho\u00e1ng m\u00e1t, th\u00f4ng gi\u00f3 t\u1ed1t. B\u1ea3o qu\u1ea3n ri\u00eang v\u1edbi h\u1ed9p \u0111\u1ef1ng th\u1ef1c ph\u1ea9m ho\u1eb7c v\u1eadt li\u1ec7u kh\u00f4ng t\u01b0\u01a1ng th\u00edch.<\/p>","protected":false},"excerpt":{"rendered":"<p>T\u00ean s\u1ea3n ph\u1ea9m: Axit Kojic<br \/>\nS\u1ed1 hi\u1ec7u: 501-30-4<br \/>\nCh\u1ea5t trung gian: C6H6O4<br \/>\nNgo\u1ea1i h\u00ecnh: tinh th\u1ec3 l\u0103ng tr\u1ee5, h\u00ecnh kim v\u00e0 kh\u00f4ng m\u00e0u<\/p>","protected":false},"featured_media":3012,"template":"","meta":{"_acf_changed":false,"_gspb_post_css":""},"product_brand":[],"product_cat":[60,129],"product_tag":[],"class_list":{"0":"post-5516","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-cosmetic-ingredients","7":"product_cat-whitening-agent","9":"first","10":"instock","11":"shipping-taxable","12":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/product\/5516","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":0,"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/product\/5516\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/media\/3012"}],"wp:attachment":[{"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/media?parent=5516"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/product_brand?post=5516"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/product_cat?post=5516"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/product_tag?post=5516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}