6 lo\u1ea1i\u00a0h\u00f3a ch\u1ea5t ti\u00eau bi\u1ec3u nh\u1ea5t trong c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m<\/h3>\n1. Oxy gi\u00e0 H2<\/sub>O2<\/sub><\/h3>\nOxy gi\u00e0 H2<\/sub>O2<\/sub>\u00a0c\u00f3 t\u00ean khoa h\u1ecdc l\u00e0 Hydrogen peroxide (hi\u0111r\u00f4 per\u00f4x\u00edt), c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc l\u00e0 H2<\/sub>O2<\/sub>, th\u01b0\u1eddng c\u00f3 n\u1ed3ng \u0111\u1ed9 \u0111\u1eadm \u0111\u1eb7c t\u1eeb 50% tr\u1edf l\u00ean. \u0110\u1eb7c \u0111i\u1ec3m nh\u1eadn bi\u1ebft: H\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p d\u1ea1ng l\u1ecfng trong su\u1ed1t, nh\u00ecn gi\u1ed1ng n\u01b0\u1edbc nh\u01b0ng nh\u1eddn h\u01a1n n\u01b0\u1edbc.<\/p>\n![\"H\u00f3a](\"https:\/\/yp.vn\/wp-content\/uploads\/2021\/11\/1a.jpg\")
H\u00f3a ch\u1ea5t d\u1ec7t nhu\u1ed9m \u2013 Oxy gi\u00e0\u00a0H2O2<\/p><\/div>\n
Mang t\u00ednh ch\u1ea5t c\u1ee7a m\u1ed9t ch\u1ea5t Oxy h\u00f3a m\u1ea1nh n\u00ean\u00a0Oxy gi\u00e0 H2<\/sub>O2<\/sub><\/strong>\u00a0\u0111\u01b0\u1ee3c xem nh\u01b0 m\u1ed9t ch\u1ea5t t\u1ea9y tr\u1eafng hi\u1ec7u qu\u1ea3 v\u00e0 m\u1ea1nh m\u1ebd. V\u1edbi \u01b0u \u0111i\u1ec3m th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng n\u00ean oxy gi\u00e0 H2<\/sub>O2<\/sub> \u0111\u01b0\u1ee3c \u01b0u ti\u00ean l\u1ef1a ch\u1ecdn trong ng\u00e0nh h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m v\u1edbi vai tr\u00f2 nh\u01b0 m\u1ed9t ch\u1ea5t t\u1ea9y tr\u1eafng s\u1ee3i, gi\u1ea5y; kh\u1eed tr\u00f9ng, kh\u1eed m\u00f9i; l\u00e0m ch\u1ea5t oxy h\u00f3a trong c\u00f4ng \u0111o\u1ea1n nhu\u1ed9m v\u00f4 c\u00f9ng hi\u1ec7u qu\u1ea3.<\/p>\n=>\u00a0 L\u01b0u \u00fd khi b\u1ea3o qu\u1ea3n oxy gi\u00e0 H2<\/sub>O2<\/sub>:\u00a0Oxy gi\u00e0 H2<\/sub>O2<\/sub>\u00a0r\u1ea5t d\u1ec5 ch\u00e1y, nguy c\u01a1 k\u00edch n\u1ed5 cao n\u00ean c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n \u1edf n\u01a1i kh\u00f4 r\u00e1o, tho\u00e1ng m\u00e1t. D\u01b0\u1edbi \u00e1nh s\u00e1ng tr\u1ef1c ti\u1ebfp oxy gi\u00e0 H2<\/sub>O2<\/sub>\u00a0d\u1ec5 b\u1ecb ph\u00e2n h\u1ee7y n\u00ean c\u1ea7n l\u01b0u tr\u1eef trong th\u00f9ng phuy k\u00edn, tr\u00e1nh ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi \u00e1nh n\u1eafng.<\/p>\n2. Javen NaClo \u2013 Natri hypochlorit<\/h3>\n
D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft Javen: l\u00e0 m\u1ed9t dung d\u1ecbch c\u00f3 m\u00e0u v\u00e0ng chanh, \u0111\u01b0\u1ee3c coi l\u00e0 ch\u1ea5t oxy h\u00f3a m\u1ea1nh, trong m\u00f4i tr\u01b0\u1eddng \u00e1nh s\u00e1ng v\u00e0 nhi\u1ec7t \u0111\u1ed9, Javen d\u1ec5 b\u1ecb ph\u00e2n h\u1ee7y v\u00e0 gi\u1ea3i ph\u00f3ng kh\u00ed clo.<\/p>\n
Trong h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m, Javen NaClo l\u00e0 h\u00f3a ch\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t t\u1ea9y m\u00e0u, v\u1ebft m\u1ed1c, nh\u1ef1a, c\u00e2y. N\u01b0\u1edbc Javen r\u1ea5t nguy hi\u1ec3m, c\u1ea7n tr\u00e1nh ti\u1ebfp x\u00fac v\u1edbi m\u1eaft.<\/p>\n
3. Axit Axetic CH3<\/sub>COOH<\/h3>\nAxit Axetic\u00a0\u1edf th\u1ec3 l\u1ecfng kh\u00f4ng m\u00e0u, \u1edf nhi\u1ec7t \u0111\u1ed9 16 \u0111\u1ed9 C, 99,5% axit axetic s\u1ebd \u0111\u00f3ng b\u0103ng. V\u00e0 nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y l\u00e0 16,635 \u0111\u1ed9 C. Axit Axetic l\u00e0 axit y\u1ebfu c\u00f3 th\u1ec3 tan trong n\u01b0\u1edbc, r\u01b0\u1ee3u v\u00e0 ete.<\/p>\n
![\"H\u00f3a](\"https:\/\/yp.vn\/wp-content\/uploads\/2021\/11\/2a.jpg\")
Axit Axetic s\u1ebd l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh nhu\u1ed9m, gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 \u0111\u1ec1u m\u00e0u c\u1ee7a s\u1ea3n ph\u1ea9m<\/p><\/div>\n
Trong c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m:<\/p>\n
\n- Axit Axetic s\u1ebd l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh nhu\u1ed9m, gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 \u0111\u1ec1u m\u00e0u c\u1ee7a s\u1ea3n ph\u1ea9m.<\/li>\n
- L\u00e0 h\u00f3a ch\u1ea5t d\u00f9ng \u0111\u1ec3 pha ch\u1ebf dung d\u1ecbch hi\u1ec7n m\u00e0u. Thu\u1ed1c nhu\u1ed9m naphtol n\u1ebfu d\u00f9ng Axit Axetic \u0111\u1ec3 m\u00e0u s\u1eafc t\u01b0\u01a1i, r\u00f5 n\u00e9t h\u01a1n.<\/li>\n
- L\u00e0m ch\u1ea5t trung h\u00f2a dung d\u1ecbch ki\u1ec1m<\/li>\n
- Gi\u00fap \u0103n m\u00e0u cho thu\u1ed1c nhu\u1ed9m acid<\/li>\n
- L\u00e0m ch\u1ea5t hi\u1ec7n m\u00e0u cho thu\u1ed1c nhu\u1ed9m azo kh\u00f4ng h\u00f2a tan<\/li>\n<\/ul>\n
4. Axit Oxalic (COOH2<\/sub>)<\/h3>\nAxit Oxalic \u0111\u01b0\u1ee3c x\u1ebfp v\u00e0o danh s\u00e1ch nh\u1eefng h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p<\/strong><\/a> c\u00f3 t\u00ednh axit m\u1ea1nh. Theo nghi\u00ean c\u1ee9u, axit oxalic c\u00f3 t\u00ednh axit m\u1ea1nh g\u1ea5p 10.000 l\u1ea7n Axit Acetic.<\/p>\n![\"H\u00f3a](\"https:\/\/yp.vn\/wp-content\/uploads\/2021\/11\/3a.jpg\")
25% axit oxalic \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t \u0111\u1ec3 l\u00e0m ch\u1ea5t g\u1eafn m\u00e0u ho\u1eb7c t\u1ea9y tr\u1eafng trong qu\u00e1 tr\u00ecnh nhu\u1ed9m<\/p><\/div>\n
\u1ee8ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m: 25% axit oxalic \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t \u0111\u1ec3 l\u00e0m ch\u1ea5t g\u1eafn m\u00e0u ho\u1eb7c t\u1ea9y tr\u1eafng trong qu\u00e1 tr\u00ecnh nhu\u1ed9m. Do kh\u1ea3 n\u0103ng l\u00e0m m\u1ea5t m\u00e0u thu\u1ed1c t\u00edm n\u00ean Axit Oxalic \u0111\u01b0\u1ee3c xem nh\u01b0 m\u1ed9t ch\u1ea5t kh\u1eed Oxy trong ph\u1ea3n \u1ee9ng oxy h\u00f3a kh\u1eed, d\u00f9ng \u0111\u1ec3 t\u1ea9y s\u00e9t d\u00ednh tr\u00ean v\u1ea3i.<\/p>\n
L\u01b0u \u00fd: Axit Oxalic d\u1ec5 l\u00e0m h\u01b0, x\u01a1 s\u1ee3i v\u1ea3i n\u00ean sau khi s\u1eed d\u1ee5ng c\u1ea7n ph\u1ea3i x\u1ea3 th\u1eadt s\u1ea1ch.<\/p>\n
5.Soda sodium cacbonat<\/strong><\/h3>\nSoda Sodium cacbonat<\/strong>\u00a0l\u00e0 ch\u1ea5t b\u1ed9t tr\u1eafng, d\u1ec5 tan trong n\u01b0\u1edbc.\u00a0C\u00f4ng d\u1ee5ng c\u1ee7a Soda\u00a0Sodium cacbonat trong ng\u00e0nh d\u1ec7t nhu\u1ed9m:<\/p>\n\n- L\u00e0m m\u1ec1m n\u01b0\u1edbc<\/li>\n
- D\u00f9ng l\u00e0m ch\u1ea5t tr\u1ee3 nhu\u1ed9m<\/li>\n
- T\u0103ng t\u00ednh h\u00f2a tan cho ph\u1ea9m nhu\u1ed9m tr\u1ef1c ti\u1ebfp<\/li>\n
- T\u1ea1o m\u00f4i tr\u01b0\u1eddng ki\u1ec1m<\/li>\n
- D\u00f9ng l\u00e0m ch\u1ea5t g\u1eafn m\u00e0u cho ph\u1ea9m nhu\u1ed9m ho\u1ea1t t\u00ednh, t\u1ea9y c\u00e1c v\u1ebft d\u01a1, \u1ed1, d\u1ea7u.<\/li>\n
- Ph\u1ed1i h\u1ee3p v\u1edbi x\u00e0 ph\u00f2ng l\u00e0m ch\u1ea5t nh\u0169 h\u00f3a n\u1ea5u len, t\u01a1 t\u1eb1m\u2026<\/li>\n<\/ul>\n
6. X\u00fat v\u1ea9y<\/h3>\n
X\u00fat v\u1ea9y l\u00e0 lo\u1ea1i h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p<\/a><\/em><\/strong> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u trong c\u00f4ng nghi\u1ec7p d\u1ec7t\u00a0nhu\u1ed9m, trong c\u00e1c c\u00f4ng \u0111o\u1ea1n n\u1ea5u t\u1ea9y, l\u00e0m b\u00f3ng, nhu\u1ed9m, in hoa\u2026 c\u00f3 c\u00f4ng d\u1ee5ng: r\u0169 h\u1ed3, n\u1ea5u luy\u1ec7n v\u1ea3i b\u00f4ng, kh\u1eed t\u1ea1p ch\u1ea5t v\u00e0 x\u00e0 ph\u00f2ng tr\u00ean v\u1ea3i, t\u1ea9y gi\u1eb7t sau nhu\u1ed9m, t\u1ea1o dung d\u1ecbch ki\u1ec1m cao trong dung d\u1ecbch t\u1ea9y m\u00e0u.<\/p>\nTr\u00ean \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p ti\u00eau bi\u1ec3u trong ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m. T\u00f9y v\u00e0o m\u1ee5c \u0111\u1ecbch s\u1eed d\u1ee5ng m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn lo\u1ea1i h\u00f3a ch\u1ea5t c\u0169ng nh\u01b0 li\u1ec1u l\u01b0\u1ee3ng ph\u00f9 h\u1ee3p sao cho \u0111\u1ea3m b\u1ea3o t\u00ednh an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 cao!<\/strong><\/em><\/p>\n <\/p>\n\n<\/figure>\n<\/figure>\n","protected":false},"excerpt":{"rendered":"H\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m hi\u1ec7n nay th\u01b0\u1eddng l\u00e0 c\u00e1c ch\u1ea5t v\u00f4 c\u01a1, c\u00e1c lo\u1ea1i mu\u1ed1i v\u00e0 acid chuy\u00ean d\u00f9ng \u0111\u1ec3 \u1ee9ng d\u1ee5ng v\u00e0o c\u00e1c giai \u0111o\u1ea1n d\u1ec7t nhu\u1ed9m, giai \u0111o\u1ea1n ho\u00e0n t\u1ea5t h\u00e0ng d\u1ec7t may. C\u00e1c lo\u1ea1i h\u00f3a ch\u1ea5t n\u00e0y \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c nh\u00f3m h\u00f3a ch\u1ea5t c\u01a1 b\u1ea3n trong ng\u00e0nh d\u1ec7t nhu\u1ed9m… Xem b\u00e0i vi\u1ebft<\/a><\/p>\n","protected":false},"author":3,"featured_media":6245848,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ep_exclude_from_search":false,"footnotes":""},"categories":[2502],"tags":[],"class_list":["post-6245847","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hoa-chat-cong-nghiep"],"acf":[],"_links":{"self":[{"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/posts\/6245847","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/comments?post=6245847"}],"version-history":[{"count":0,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/posts\/6245847\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/media\/6245848"}],"wp:attachment":[{"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/media?parent=6245847"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/categories?post=6245847"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/tags?post=6245847"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
Oxy gi\u00e0 H2<\/sub>O2<\/sub>\u00a0c\u00f3 t\u00ean khoa h\u1ecdc l\u00e0 Hydrogen peroxide (hi\u0111r\u00f4 per\u00f4x\u00edt), c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc l\u00e0 H2<\/sub>O2<\/sub>, th\u01b0\u1eddng c\u00f3 n\u1ed3ng \u0111\u1ed9 \u0111\u1eadm \u0111\u1eb7c t\u1eeb 50% tr\u1edf l\u00ean. \u0110\u1eb7c \u0111i\u1ec3m nh\u1eadn bi\u1ebft: H\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p d\u1ea1ng l\u1ecfng trong su\u1ed1t, nh\u00ecn gi\u1ed1ng n\u01b0\u1edbc nh\u01b0ng nh\u1eddn h\u01a1n n\u01b0\u1edbc.<\/p>\n H\u00f3a ch\u1ea5t d\u1ec7t nhu\u1ed9m \u2013 Oxy gi\u00e0\u00a0H2O2<\/p><\/div>\n Mang t\u00ednh ch\u1ea5t c\u1ee7a m\u1ed9t ch\u1ea5t Oxy h\u00f3a m\u1ea1nh n\u00ean\u00a0Oxy gi\u00e0 H2<\/sub>O2<\/sub><\/strong>\u00a0\u0111\u01b0\u1ee3c xem nh\u01b0 m\u1ed9t ch\u1ea5t t\u1ea9y tr\u1eafng hi\u1ec7u qu\u1ea3 v\u00e0 m\u1ea1nh m\u1ebd. V\u1edbi \u01b0u \u0111i\u1ec3m th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng n\u00ean oxy gi\u00e0 H2<\/sub>O2<\/sub> \u0111\u01b0\u1ee3c \u01b0u ti\u00ean l\u1ef1a ch\u1ecdn trong ng\u00e0nh h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m v\u1edbi vai tr\u00f2 nh\u01b0 m\u1ed9t ch\u1ea5t t\u1ea9y tr\u1eafng s\u1ee3i, gi\u1ea5y; kh\u1eed tr\u00f9ng, kh\u1eed m\u00f9i; l\u00e0m ch\u1ea5t oxy h\u00f3a trong c\u00f4ng \u0111o\u1ea1n nhu\u1ed9m v\u00f4 c\u00f9ng hi\u1ec7u qu\u1ea3.<\/p>\n =>\u00a0 L\u01b0u \u00fd khi b\u1ea3o qu\u1ea3n oxy gi\u00e0 H2<\/sub>O2<\/sub>:\u00a0Oxy gi\u00e0 H2<\/sub>O2<\/sub>\u00a0r\u1ea5t d\u1ec5 ch\u00e1y, nguy c\u01a1 k\u00edch n\u1ed5 cao n\u00ean c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n \u1edf n\u01a1i kh\u00f4 r\u00e1o, tho\u00e1ng m\u00e1t. D\u01b0\u1edbi \u00e1nh s\u00e1ng tr\u1ef1c ti\u1ebfp oxy gi\u00e0 H2<\/sub>O2<\/sub>\u00a0d\u1ec5 b\u1ecb ph\u00e2n h\u1ee7y n\u00ean c\u1ea7n l\u01b0u tr\u1eef trong th\u00f9ng phuy k\u00edn, tr\u00e1nh ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi \u00e1nh n\u1eafng.<\/p>\n D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft Javen: l\u00e0 m\u1ed9t dung d\u1ecbch c\u00f3 m\u00e0u v\u00e0ng chanh, \u0111\u01b0\u1ee3c coi l\u00e0 ch\u1ea5t oxy h\u00f3a m\u1ea1nh, trong m\u00f4i tr\u01b0\u1eddng \u00e1nh s\u00e1ng v\u00e0 nhi\u1ec7t \u0111\u1ed9, Javen d\u1ec5 b\u1ecb ph\u00e2n h\u1ee7y v\u00e0 gi\u1ea3i ph\u00f3ng kh\u00ed clo.<\/p>\n Trong h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m, Javen NaClo l\u00e0 h\u00f3a ch\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t t\u1ea9y m\u00e0u, v\u1ebft m\u1ed1c, nh\u1ef1a, c\u00e2y. N\u01b0\u1edbc Javen r\u1ea5t nguy hi\u1ec3m, c\u1ea7n tr\u00e1nh ti\u1ebfp x\u00fac v\u1edbi m\u1eaft.<\/p>\n Axit Axetic\u00a0\u1edf th\u1ec3 l\u1ecfng kh\u00f4ng m\u00e0u, \u1edf nhi\u1ec7t \u0111\u1ed9 16 \u0111\u1ed9 C, 99,5% axit axetic s\u1ebd \u0111\u00f3ng b\u0103ng. V\u00e0 nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y l\u00e0 16,635 \u0111\u1ed9 C. Axit Axetic l\u00e0 axit y\u1ebfu c\u00f3 th\u1ec3 tan trong n\u01b0\u1edbc, r\u01b0\u1ee3u v\u00e0 ete.<\/p>\n Axit Axetic s\u1ebd l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh nhu\u1ed9m, gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 \u0111\u1ec1u m\u00e0u c\u1ee7a s\u1ea3n ph\u1ea9m<\/p><\/div>\n Trong c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m:<\/p>\n Axit Oxalic \u0111\u01b0\u1ee3c x\u1ebfp v\u00e0o danh s\u00e1ch nh\u1eefng h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p<\/strong><\/a> c\u00f3 t\u00ednh axit m\u1ea1nh. Theo nghi\u00ean c\u1ee9u, axit oxalic c\u00f3 t\u00ednh axit m\u1ea1nh g\u1ea5p 10.000 l\u1ea7n Axit Acetic.<\/p>\n 25% axit oxalic \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t \u0111\u1ec3 l\u00e0m ch\u1ea5t g\u1eafn m\u00e0u ho\u1eb7c t\u1ea9y tr\u1eafng trong qu\u00e1 tr\u00ecnh nhu\u1ed9m<\/p><\/div>\n \u1ee8ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m: 25% axit oxalic \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t \u0111\u1ec3 l\u00e0m ch\u1ea5t g\u1eafn m\u00e0u ho\u1eb7c t\u1ea9y tr\u1eafng trong qu\u00e1 tr\u00ecnh nhu\u1ed9m. Do kh\u1ea3 n\u0103ng l\u00e0m m\u1ea5t m\u00e0u thu\u1ed1c t\u00edm n\u00ean Axit Oxalic \u0111\u01b0\u1ee3c xem nh\u01b0 m\u1ed9t ch\u1ea5t kh\u1eed Oxy trong ph\u1ea3n \u1ee9ng oxy h\u00f3a kh\u1eed, d\u00f9ng \u0111\u1ec3 t\u1ea9y s\u00e9t d\u00ednh tr\u00ean v\u1ea3i.<\/p>\n L\u01b0u \u00fd: Axit Oxalic d\u1ec5 l\u00e0m h\u01b0, x\u01a1 s\u1ee3i v\u1ea3i n\u00ean sau khi s\u1eed d\u1ee5ng c\u1ea7n ph\u1ea3i x\u1ea3 th\u1eadt s\u1ea1ch.<\/p>\n Soda Sodium cacbonat<\/strong>\u00a0l\u00e0 ch\u1ea5t b\u1ed9t tr\u1eafng, d\u1ec5 tan trong n\u01b0\u1edbc.\u00a0C\u00f4ng d\u1ee5ng c\u1ee7a Soda\u00a0Sodium cacbonat trong ng\u00e0nh d\u1ec7t nhu\u1ed9m:<\/p>\n X\u00fat v\u1ea9y l\u00e0 lo\u1ea1i h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p<\/a><\/em><\/strong> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u trong c\u00f4ng nghi\u1ec7p d\u1ec7t\u00a0nhu\u1ed9m, trong c\u00e1c c\u00f4ng \u0111o\u1ea1n n\u1ea5u t\u1ea9y, l\u00e0m b\u00f3ng, nhu\u1ed9m, in hoa\u2026 c\u00f3 c\u00f4ng d\u1ee5ng: r\u0169 h\u1ed3, n\u1ea5u luy\u1ec7n v\u1ea3i b\u00f4ng, kh\u1eed t\u1ea1p ch\u1ea5t v\u00e0 x\u00e0 ph\u00f2ng tr\u00ean v\u1ea3i, t\u1ea9y gi\u1eb7t sau nhu\u1ed9m, t\u1ea1o dung d\u1ecbch ki\u1ec1m cao trong dung d\u1ecbch t\u1ea9y m\u00e0u.<\/p>\n Tr\u00ean \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p ti\u00eau bi\u1ec3u trong ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m. T\u00f9y v\u00e0o m\u1ee5c \u0111\u1ecbch s\u1eed d\u1ee5ng m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn lo\u1ea1i h\u00f3a ch\u1ea5t c\u0169ng nh\u01b0 li\u1ec1u l\u01b0\u1ee3ng ph\u00f9 h\u1ee3p sao cho \u0111\u1ea3m b\u1ea3o t\u00ednh an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 cao!<\/strong><\/em><\/p>\n <\/p>\n H\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m hi\u1ec7n nay th\u01b0\u1eddng l\u00e0 c\u00e1c ch\u1ea5t v\u00f4 c\u01a1, c\u00e1c lo\u1ea1i mu\u1ed1i v\u00e0 acid chuy\u00ean d\u00f9ng \u0111\u1ec3 \u1ee9ng d\u1ee5ng v\u00e0o c\u00e1c giai \u0111o\u1ea1n d\u1ec7t nhu\u1ed9m, giai \u0111o\u1ea1n ho\u00e0n t\u1ea5t h\u00e0ng d\u1ec7t may. C\u00e1c lo\u1ea1i h\u00f3a ch\u1ea5t n\u00e0y \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c nh\u00f3m h\u00f3a ch\u1ea5t c\u01a1 b\u1ea3n trong ng\u00e0nh d\u1ec7t nhu\u1ed9m… Xem b\u00e0i vi\u1ebft<\/a><\/p>\n","protected":false},"author":3,"featured_media":6245848,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ep_exclude_from_search":false,"footnotes":""},"categories":[2502],"tags":[],"class_list":["post-6245847","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hoa-chat-cong-nghiep"],"acf":[],"_links":{"self":[{"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/posts\/6245847","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/comments?post=6245847"}],"version-history":[{"count":0,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/posts\/6245847\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/media\/6245848"}],"wp:attachment":[{"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/media?parent=6245847"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/categories?post=6245847"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yp.com.vn\/KmOMlj66m\/wp\/v2\/tags?post=6245847"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}2. Javen NaClo \u2013 Natri hypochlorit<\/h3>\n
3. Axit Axetic CH3<\/sub>COOH<\/h3>\n
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4. Axit Oxalic (COOH2<\/sub>)<\/h3>\n
5.Soda sodium cacbonat<\/strong><\/h3>\n
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6. X\u00fat v\u1ea9y<\/h3>\n