{"id":5726,"date":"2024-02-24T09:55:42","date_gmt":"2024-02-24T01:55:42","guid":{"rendered":"https:\/\/shchimay.com\/?p=5726"},"modified":"2024-02-24T14:31:45","modified_gmt":"2024-02-24T06:31:45","slug":"is-filtering-water-a-chemical-change","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/is-filtering-water-a-chemical-change\/","title":{"rendered":"l\u1ecdc n\u01b0\u1edbc c\u00f3 ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 thay \u0111\u1ed5i h\u00f3a h\u1ecdc"},"content":{"rendered":"

“L\u1ecdc n\u01b0\u1edbc: gi\u1ea3i ph\u00e1p \u0111\u01a1n gi\u1ea3n cho ng\u00e0y mai s\u1ea1ch h\u01a1n.”<\/p>\n

L\u1ecdc n\u01b0\u1edbc c\u00f3 ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 thay \u0111\u1ed5i h\u00f3a h\u1ecdc kh\u00f4ng?<\/h1>\n

\nL\u1ecdc n\u01b0\u1edbc l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t v\u00e0 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m kh\u1ecfi ngu\u1ed3n n\u01b0\u1edbc. \u0110\u00f3 l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh bao g\u1ed3m vi\u1ec7c \u0111\u01b0a n\u01b0\u1edbc qua b\u1ed9 l\u1ecdc, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng nhi\u1ec1u v\u1eadt li\u1ec7u kh\u00e1c nhau nh\u01b0 c\u00e1t, than ho\u1eb7c g\u1ed1m. B\u1ed9 l\u1ecdc b\u1eaby c\u00e1c h\u1ea1t v\u00e0 ch\u1ea5t c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n l\u1ed7 l\u1ecdc, ch\u1ec9 cho ph\u00e9p n\u01b0\u1edbc s\u1ea1ch \u0111i qua.<\/p>\n

Nhi\u1ec1u ng\u01b0\u1eddi th\u1eafc m\u1eafc li\u1ec7u l\u1ecdc n\u01b0\u1edbc c\u00f3 \u0111\u01b0\u1ee3c coi l\u00e0 s\u1ef1 bi\u1ebfn \u0111\u1ed5i h\u00f3a h\u1ecdc hay kh\u00f4ng. \u0110\u1ec3 tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi n\u00e0y, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec3u s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa nh\u1eefng thay \u0111\u1ed5i v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc. Nh\u1eefng thay \u0111\u1ed5i v\u1eadt l\u00fd li\u00ean quan \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a m\u1ed9t ch\u1ea5t, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u00ecnh d\u1ea1ng, k\u00edch th\u01b0\u1edbc ho\u1eb7c tr\u1ea1ng th\u00e1i c\u1ee7a v\u1eadt ch\u1ea5t m\u00e0 kh\u00f4ng l\u00e0m thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a n\u00f3. M\u1eb7t kh\u00e1c, nh\u1eefng thay \u0111\u1ed5i h\u00f3a h\u1ecdc li\u00ean quan \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a m\u1ed9t ch\u1ea5t, d\u1eabn \u0111\u1ebfn s\u1ef1 h\u00ecnh th\u00e0nh c\u00e1c ch\u1ea5t m\u1edbi.<\/p>\n

Khi n\u01b0\u1edbc \u0111\u01b0\u1ee3c l\u1ecdc, qu\u00e1 tr\u00ecnh n\u00e0y kh\u00f4ng bao g\u1ed3m b\u1ea5t k\u1ef3 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc n\u00e0o l\u00e0m thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a n\u01b0\u1edbc. Thay v\u00e0o \u0111\u00f3, l\u1ecdc n\u01b0\u1edbc l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh v\u1eadt l\u00fd gi\u00fap lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t v\u00e0 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m kh\u1ecfi n\u01b0\u1edbc m\u00e0 kh\u00f4ng l\u00e0m thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a n\u01b0\u1edbc. B\u1ed9 l\u1ecdc ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t r\u00e0o c\u1ea3n gi\u1eef l\u1ea1i c\u00e1c h\u1ea1t v\u00e0 ch\u1ea5t, ch\u1ec9 cho ph\u00e9p n\u01b0\u1edbc s\u1ea1ch \u0111i qua.<\/p>\n

Ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 l\u1eadp lu\u1eadn r\u1eb1ng c\u00e1c ch\u1ea5t b\u1ecb b\u1ed9 l\u1ecdc gi\u1eef l\u1ea1i s\u1ebd tr\u1ea3i qua m\u1ed9t s\u1ef1 thay \u0111\u1ed5i v\u1eadt l\u00fd khi ch\u00fang \u0111\u01b0\u1ee3c t\u00e1ch ra kh\u1ecfi n\u01b0\u1edbc. Tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y kh\u00f4ng t\u1ea1o th\u00e0nh s\u1ef1 thay \u0111\u1ed5i h\u00f3a h\u1ecdc v\u00ec th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a n\u01b0\u1edbc v\u1eabn gi\u1eef nguy\u00ean tr\u01b0\u1edbc v\u00e0 sau qu\u00e1 tr\u00ecnh l\u1ecdc. C\u00e1c t\u1ea1p ch\u1ea5t v\u00e0 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf kh\u1ecfi n\u01b0\u1edbc kh\u00f4ng tr\u1ea3i qua b\u1ea5t k\u1ef3 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc n\u00e0o d\u1eabn \u0111\u1ebfn h\u00ecnh th\u00e0nh c\u00e1c ch\u1ea5t m\u1edbi.<\/p>\n

Ng\u01b0\u1ee3c l\u1ea1i, m\u1ed9t s\u1ef1 thay \u0111\u1ed5i h\u00f3a h\u1ecdc s\u1ebd li\u00ean quan \u0111\u1ebfn s\u1ef1 ph\u00e2n h\u1ee7y ho\u1eb7c s\u1eafp x\u1ebfp l\u1ea1i c\u00e1c li\u00ean k\u1ebft h\u00f3a h\u1ecdc trong ph\u00e2n t\u1eed n\u01b0\u1edbc, d\u1eabn \u0111\u1ebfn h\u00ecnh th\u00e0nh c\u00e1c ch\u1ea5t m\u1edbi c\u00f3 th\u00e0nh ph\u1ea7n ho\u00e1 h\u1ecdc kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y kh\u00f4ng x\u1ea3y ra v\u1edbi tr\u01b0\u1eddng h\u1ee3p l\u1ecdc n\u01b0\u1edbc, v\u00ec qu\u00e1 tr\u00ecnh n\u00e0y ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 t\u00e1ch t\u1ea1p ch\u1ea5t v\u00e0 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m kh\u1ecfi n\u01b0\u1edbc m\u00e0 kh\u00f4ng l\u00e0m thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a n\u00f3.<\/p>\n

\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n l\u01b0u \u00fd l\u00e0 l\u1ecdc n\u01b0\u1edbc l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t v\u1eadt l\u00fd v\u00e0 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ee5i b\u1ea9n, c\u00e1t v\u00e0 vi khu\u1ea9n t\u1eeb ngu\u1ed3n n\u01b0\u1edbc. Tuy nhi\u00ean, \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ho\u00e0n h\u1ea3o \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u00f3a ch\u1ea5t h\u00f2a tan ho\u1eb7c kim lo\u1ea1i n\u1eb7ng. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p nh\u01b0 v\u1eady, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd b\u1ed5 sung, ch\u1eb3ng h\u1ea1n nh\u01b0 kh\u1eed tr\u00f9ng b\u1eb1ng h\u00f3a ch\u1ea5t ho\u1eb7c th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c, c\u00f3 th\u1ec3 c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho n\u01b0\u1edbc.<\/p>\n

\n\"alt-4111\"
\nT\u00f3m l\u1ea1i, l\u1ecdc n\u01b0\u1edbc kh\u00f4ng \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t s\u1ef1 thay \u0111\u1ed5i h\u00f3a h\u1ecdc v\u00ec n\u00f3 kh\u00f4ng l\u00e0m thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a n\u01b0\u1edbc. Thay v\u00e0o \u0111\u00f3, \u0111\u00e2y l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh v\u1eadt l\u00fd gi\u00fap lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t v\u00e0 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m kh\u1ecfi ngu\u1ed3n n\u01b0\u1edbc b\u1eb1ng c\u00e1ch cho n\u01b0\u1edbc \u0111i qua b\u1ed9 l\u1ecdc. M\u1eb7c d\u00f9 l\u1ecdc n\u01b0\u1edbc l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c t\u1ea1p ch\u1ea5t v\u1eadt l\u00fd nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd b\u1ed5 sung c\u00f3 th\u1ec3 c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 an to\u00e0n v\u00e0 tinh khi\u1ebft c\u1ee7a n\u01b0\u1edbc u\u1ed1ng.<\/p>\n

\n\n\n\n\n
M\u00f4 h\u00ecnh<\/td>\nV\u1eadt li\u1ec7u van<\/td>\n\u0110\u1ea7u v\u00e0o\/\u0110\u1ea7u ra<\/td>\nLi\u00ean t\u1ee5c (gi\u1ea3m 0,1Mpa)<\/td>\n\u0110\u1ec9nh (gi\u1ea3m 0,175Mpa)<\/td>\nCv**<\/td>\nR\u1eeda ng\u01b0\u1ee3c t\u1ed1i \u0111a (gi\u1ea3m 0,175Mpa)<\/td>\nTh\u00ed \u0111i\u1ec3m nh\u00e0 ph\u00e2n ph\u1ed1i<\/td>\n\u0110\u01b0\u1eddng tho\u00e1t n\u01b0\u1edbc<\/td>\nD\u00f2ng n\u01b0\u1edbc mu\u1ed1i<\/td>\n\u0110\u1ebf G\u1eafn<\/td>\nChi\u1ec1u cao (t\u1eeb \u0111\u1ec9nh b\u1ec3)<\/td>\n<\/tr>\n
CM27<\/td>\n\u0110\u1ed3ng thau kh\u00f4ng ch\u00ec<\/td>\n1″(Nam)<\/td>\n5,9m\u00b3\/h<\/td>\n7,5m\u00b3\/h<\/td>\n6.8<\/td>\n25gpm<\/td>\n1″(1.05)OD<\/td>\n3\/4″(nam)<\/td>\n3\/8″, (1\/2″)<\/td>\n2.5″-8<\/td>\n6-1\/2″<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n","protected":false},"excerpt":{"rendered":"

“L\u1ecdc n\u01b0\u1edbc: gi\u1ea3i ph\u00e1p \u0111\u01a1n gi\u1ea3n cho ng\u00e0y mai s\u1ea1ch h\u01a1n.” L\u1ecdc n\u01b0\u1edbc c\u00f3 ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 thay \u0111\u1ed5i h\u00f3a h\u1ecdc kh\u00f4ng? L\u1ecdc n\u01b0\u1edbc l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t v\u00e0 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m kh\u1ecfi ngu\u1ed3n n\u01b0\u1edbc. \u0110\u00f3 l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh bao g\u1ed3m vi\u1ec7c…<\/p>\n","protected":false},"author":1,"featured_media":2119,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"categories":[1],"tags":[],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"vi","enabled_languages":["en","zh","es","de","fr","ru","pt","ar","ja","ko","it","id","hi","th","vi","tr"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"zh":{"title":true,"content":true,"excerpt":false},"es":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"ar":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"ko":{"title":true,"content":true,"excerpt":false},"it":{"title":true,"content":true,"excerpt":false},"id":{"title":true,"content":true,"excerpt":false},"hi":{"title":false,"content":false,"excerpt":false},"th":{"title":true,"content":true,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false},"tr":{"title":true,"content":true,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/5726"}],"collection":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/comments?post=5726"}],"version-history":[{"count":16,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/5726\/revisions"}],"predecessor-version":[{"id":5821,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/5726\/revisions\/5821"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/2119"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=5726"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=5726"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=5726"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}