Natri axetat th\u01b0\u1eddng t\u1ed3n t\u1ea1i d\u01b0\u1edbi d\u1ea1ng natri axetat trihydrat v\u1edbi ba lo\u1ea1i n\u01b0\u1edbc tinh th\u1ec3. Natri axetat trihydrat l\u00e0 tinh th\u1ec3 trong su\u1ed1t kh\u00f4ng m\u00e0u ho\u1eb7c h\u1ea1t tr\u1eafng, c\u00f3 th\u1ec3 b\u1ecb phong h\u00f3a trong kh\u00f4ng kh\u00ed, d\u1ec5 ch\u00e1y. Tan trong n\u01b0\u1edbc, tan \u00edt trong etanol, kh\u00f4ng tan trong ete. N\u01b0\u1edbc tinh th\u1ec3 b\u1ecb m\u1ea5t \u1edf 123\u2103. Nh\u01b0ng th\u01b0\u1eddng c\u00f3 v\u1ecb axit axetic. Th\u1ee7y ph\u00e2n x\u1ea3y ra trong n\u01b0\u1edbc.<\/p>\n
<\/p>\n
\u1ee8ng d\u1ee5ng<\/p>\n
S\u1eed d\u1ee5ng c\u00f4ng nghi\u1ec7p<\/span><\/p>\n Natri axetat \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh d\u1ec7t may \u0111\u1ec3 trung h\u00f2a c\u00e1c d\u00f2ng ch\u1ea5t th\u1ea3i axit sunfuric v\u00e0 c\u0169ng nh\u01b0 m\u1ed9t ch\u1ea5t c\u1ea3n quang khi s\u1eed d\u1ee5ng thu\u1ed1c nhu\u1ed9m anilin. N\u00f3 c\u0169ng l\u00e0 m\u1ed9t ch\u1ea5t t\u1ea9y trong qu\u00e1 tr\u00ecnh thu\u1ed9c da crom v\u00e0 gi\u00fap ng\u0103n c\u1ea3n qu\u00e1 tr\u00ecnh l\u01b0u h\u00f3a cloropren trong s\u1ea3n xu\u1ea5t cao su t\u1ed5ng h\u1ee3p. Trong qu\u00e1 tr\u00ecnh ch\u1ebf bi\u1ebfn b\u00f4ng \u0111\u1ec3 l\u00e0m mi\u1ebfng b\u00f4ng d\u00f9ng m\u1ed9t l\u1ea7n, natri axetat \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 lo\u1ea1i b\u1ecf s\u1ef1 t\u00edch t\u1ee5 t\u0129nh \u0111i\u1ec7n.<\/p>\n Tu\u1ed5i th\u1ecd b\u00ea t\u00f4ng<\/p>\n Natri Ethanoat ho\u1eb7c natri axetat \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3m thi\u1ec3u thi\u1ec7t h\u1ea1i do n\u01b0\u1edbc g\u00e2y ra cho b\u00ea t\u00f4ng b\u1eb1ng c\u00e1ch ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ch\u1ea5t b\u1ecbt k\u00edn b\u00ea t\u00f4ng, \u0111\u1ed3ng th\u1eddi th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 r\u1ebb h\u01a1n so v\u1edbi ch\u1ea5t thay th\u1ebf epoxy th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 b\u1ecbt k\u00edn b\u00ea t\u00f4ng ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc.<\/p>\n Ng\u00e0nh c\u00f4ng nghi\u1ec7p th\u1ef1c ph\u1ea9m<\/p>\n Natri axetat c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o th\u1ef1c ph\u1ea9m nh\u01b0 m\u1ed9t lo\u1ea1i gia v\u1ecb, \u0111\u00f4i khi \u1edf d\u1ea1ng natri di axetat, m\u1ed9t ph\u1ee9c h\u1ee3p m\u1ed9t-m\u1ed9t c\u1ee7a natri axetat v\u00e0 axit axetic, \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a l\u00e0 E262. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 t\u1ea1o h\u01b0\u01a1ng v\u1ecb mu\u1ed1i v\u00e0 gi\u1ea5m cho khoai t\u00e2y chi\u00ean.<\/p>\n dung d\u1ecbch \u0111\u1ec7m<\/p>\n L\u00e0 baz\u01a1 li\u00ean h\u1ee3p c\u1ee7a axit axetic, dung d\u1ecbch natri axetat v\u00e0 axit axetic c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ch\u1ea5t \u0111\u1ec7m \u0111\u1ec3 duy tr\u00ec m\u1ee9c pH t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong c\u00e1c \u1ee9ng d\u1ee5ng sinh h\u00f3a khi c\u00e1c ph\u1ea3n \u1ee9ng ph\u1ee5 thu\u1ed9c v\u00e0o pH trong ph\u1ea1m vi axit nh\u1eb9 (pH 4-6)<\/p>","protected":false},"excerpt":{"rendered":" T\u00ean s\u1ea3n ph\u1ea9m: Natri axetat
\nS\u1ed1 CAS: 127-09-3
\nCh\u1ea5t trung gian:C2H3NaO2
\nNgo\u1ea1i h\u00ecnh: s\u1ee9c m\u1ea1nh m\u00e0u tr\u1eafng<\/p>","protected":false},"featured_media":2177,"template":"","meta":{"_acf_changed":false,"_gspb_post_css":""},"product_brand":[],"product_cat":[55,57],"product_tag":[],"class_list":{"0":"post-3426","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-food-additives","7":"product_cat-preservative","9":"first","10":"instock","11":"shipping-taxable","12":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/product\/3426","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\/3426\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/media\/2177"}],"wp:attachment":[{"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/media?parent=3426"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/product_brand?post=3426"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/product_cat?post=3426"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/wpachem.com\/vi\/wp-json\/wp\/v2\/product_tag?post=3426"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}