{"id":652,"date":"2022-09-02T11:19:44","date_gmt":"2022-09-02T04:19:44","guid":{"rendered":"http:\/\/duocpham9.maugiaodien.com\/?post_type=product&p=652"},"modified":"2024-05-06T22:20:39","modified_gmt":"2024-05-06T15:20:39","slug":"ban-cat-thach-anh-gia-re-chat-luong","status":"publish","type":"product","link":"\/\/www.ms-idesign.com\/san-pham\/ban-cat-thach-anh-gia-re-chat-luong","title":{"rendered":"C\u00e1t th\u1ea1ch anh"},"content":{"rendered":"

C\u00e1t th\u1ea1ch anh l\u00e0 g\u00ec?<\/h2>\n

C\u00e1t th\u1ea1ch anh<\/strong><\/a>\u00a0l\u00e0 m\u1ed9t lo\u1ea1i c\u00e1t c\u00f3 th\u00e0nh ph\u1ea7n ch\u00ednh l\u00e0 th\u1ea1ch anh, m\u1ed9t lo\u1ea1i kho\u00e1ng v\u1eadt silica c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc l\u00e0 SiO2. C\u00e1t th\u1ea1ch anh \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb c\u00e1c tinh th\u1ec3 th\u1ea1ch anh b\u1ecb ph\u00e1 v\u1ee1, c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf, d\u1ea1ng h\u1ea1t nhi\u1ec1u g\u00f3c c\u1ea1nh v\u1edbi m\u00e0u tr\u1eafng \u0111\u1ee5c ho\u1eb7c v\u00e0ng n\u00e2u. C\u00e1t th\u1ea1ch anh c\u00f3 h\u00e0m l\u01b0\u1ee3ng SiO2 r\u1ea5t cao, tr\u00ean 95%. Lo\u1ea1i c\u00e1t n\u00e0y c\u00f3 nhi\u1ec1u c\u00f4ng d\u1ee5ng trong \u0111\u1eddi s\u1ed1ng nh\u01b0 l\u1ecdc n\u01b0\u1edbc, x\u00e2y d\u1ef1ng, s\u1eed d\u1ee5ng trong c\u00f4ng nghi\u1ec7p khu\u00f4n \u0111\u00fac, phun r\u1ec9 th\u00e9p, phun k\u00ednh.<\/p>\n

C\u00e1t th\u1ea1ch anh c\u00f3 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc l\u00e0 Si (Silic), ngo\u00e0i ra n\u00f3 c\u00f2n ch\u1ee9a m\u1ed9t s\u1ed1 nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc kh\u00e1c nh\u01b0: CO2, NaCl. H2O, CaCO3,\u2026 v\u00e0 \u0111\u01b0\u1ee3c d\u00f9ng trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i, l\u1ecdc n\u01b0\u1edbc tinh khi\u1ebft, n\u01b0\u1edbc sinh ho\u1ea1t cho h\u1ed9 gia \u0111\u00ecnh,\u2026. Tr\u00ean b\u1ec1 m\u1eb7t\u00a0c\u00e1t th\u1ea1ch anh<\/a>\u00a0s\u1ebd xu\u1ea5t hi\u1ec7n l\u1edbp m\u00e0ng b\u1ecdc v\u00e0 ch\u00fang s\u1ebd h\u1ed7 tr\u1ee3 qu\u00e1 tr\u00ecnh l\u1ecdc t\u1ed1i \u01b0u nh\u1ea5t. B\u00ean c\u1ea1nh \u0111\u00f3, h\u1ee3p ch\u1ea5t s\u1eaft 3 oxit Fe(OH)3 s\u1ebd t\u1ea1o ph\u1ea3n \u1ee9ng k\u1ebft t\u1ee7a, khi \u0111\u00f3\u00a0c\u00e1t th\u1ea1ch anh<\/a>\u00a0s\u1ebd h\u1ea5p th\u1ee5 Asen.<\/p>\n

C\u00f4ng th\u1ee9c h\u1ee3p ch\u1ea5t c\u1ee7a n\u00f3 l\u00e0 silicon dioxide (SiO2). \u00a0N\u00f3 c\u00f3 \u0111\u1ed9 c\u1ee9ng cao, t\u00ednh \u0111\u00e0n h\u1ed3i, ch\u1ecbu \u0111\u01b0\u1ee3c s\u1ef1 m\u00e0i m\u00f2n. C\u00e1t th\u1ea1ch anh th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m c\u00e1t l\u1ecdc n\u01b0\u1edbc, v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nh\u01b0 : b\u00e1n d\u1eabn, s\u1ea3n xu\u1ea5t th\u1ee7y tinh, luy\u1ec7n th\u00e9p thi\u00eau k\u1ebft\u2026<\/p>\n

\u0110\u1ec3 \u0111\u01b0\u1ee3c coi l\u00e0 c\u00e1t th\u1ea1ch anh t\u1ef1 nhi\u00ean, v\u1eadt li\u1ec7u ph\u1ea3i ch\u1ee9a \u00edt nh\u1ea5t 95% SiO2. N\u1ebfu c\u00e1t kh\u00f4ng \u0111\u00e1p \u1ee9ng ti\u00eau ch\u00ed n\u00e0y n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u00e1t \u201cth\u00f4ng th\u01b0\u1eddng\u201d, c\u00e1t v\u00e0ng hay c\u00e1t \u0111en.<\/p>\n

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C\u00e1t th\u1ea1ch anh l\u1ecdc n\u01b0\u1edbc<\/figcaption><\/figure>\n<\/figcaption><\/figure>\n

\u0110\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt:\u00a0<\/strong><\/p>\n

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