{"id":3620,"date":"2024-02-02T18:24:03","date_gmt":"2024-02-02T10:24:03","guid":{"rendered":"https:\/\/chimaytech.net\/?p=3620"},"modified":"2024-02-02T22:28:05","modified_gmt":"2024-02-02T14:28:05","slug":"why-do-we-measure-dissolved-oxygen","status":"publish","type":"post","link":"https:\/\/chimaytech.net\/vi\/why-do-we-measure-dissolved-oxygen\/","title":{"rendered":"t\u1ea1i sao ch\u00fang ta \u0111o oxy h\u00f2a tan"},"content":{"rendered":"

\u0110o l\u01b0\u1ee3ng oxy h\u00f2a tan: Hi\u1ec3u bi\u1ebft v\u1ec1 s\u1ee9c kh\u1ecfe th\u1ee7y sinh.<\/p>\n

T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan trong m\u00f4i tr\u01b0\u1eddng th\u1ee7y sinh<\/h1>\n

oxy h\u00f2a tan l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng c\u1ea7n \u0111o trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc. N\u00f3 cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 s\u1ee9c kh\u1ecfe v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a c\u00e1c v\u00f9ng n\u01b0\u1edbc c\u0169ng nh\u01b0 h\u1ec7 sinh th\u00e1i t\u1ed5ng th\u1ec3. B\u1eb1ng c\u00e1ch hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan, ch\u00fang ta c\u00f3 th\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a con ng\u01b0\u1eddi \u0111\u1ed1i v\u1edbi \u0111\u1eddi s\u1ed1ng th\u1ee7y sinh v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1ea3o v\u1ec7 v\u00e0 b\u1ea3o t\u1ed3n c\u00e1c h\u1ec7 sinh th\u00e1i m\u1ecfng manh n\u00e0y.M\u1ed9t trong nh\u1eefng l\u00fd do ch\u00ednh \u0111\u1ec3 \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan l\u00e0 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng c\u1ee7a n\u01b0\u1edbc trong vi\u1ec7c h\u1ed7 tr\u1ee3 \u0111\u1eddi s\u1ed1ng th\u1ee7y sinh. C\u00e1 v\u00e0 c\u00e1c sinh v\u1eadt th\u1ee7y sinh kh\u00e1c d\u1ef1a v\u00e0o oxy h\u00f2a tan \u0111\u1ec3 h\u00f4 h\u1ea5p. L\u01b0\u1ee3ng oxy h\u00f2a tan kh\u00f4ng \u0111\u1ee7 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng thi\u1ebfu oxy, t\u00ecnh tr\u1ea1ng n\u1ed3ng \u0111\u1ed9 oxy qu\u00e1 th\u1ea5p \u0111\u1ec3 duy tr\u00ec s\u1ef1 s\u1ed1ng. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng c\u00e1 ch\u1ebft v\u00e0 s\u1ef1 suy gi\u1ea3m c\u1ee7a c\u00e1c lo\u00e0i kh\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c v\u00f9ng n\u01b0\u1edbc n\u00e0y \u0111\u1ec3 sinh t\u1ed3n. B\u1eb1ng c\u00e1ch th\u01b0\u1eddng xuy\u00ean theo d\u00f5i n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan, c\u00e1c nh\u00e0 khoa h\u1ecdc v\u00e0 nh\u00e0 m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh nh\u1eefng khu v\u1ef1c c\u00f3 n\u1ed3ng \u0111\u1ed9 oxy th\u1ea5p v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c \u0111\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i s\u1ef1 c\u00e2n b\u1eb1ng.H\u01a1n n\u1eefa, vi\u1ec7c \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ee9c kh\u1ecfe t\u1ed5ng th\u1ec3 c\u1ee7a h\u1ec7 sinh th\u00e1i d\u01b0\u1edbi n\u01b0\u1edbc. M\u1ee9c oxy h\u00f2a tan cao cho th\u1ea5y m\u00f4i tr\u01b0\u1eddng c\u00f3 nhi\u1ec1u oxy, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng cho s\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 sinh s\u1ea3n c\u1ee7a th\u1ef1c v\u1eadt v\u00e0 \u0111\u1ed9ng v\u1eadt th\u1ee7y sinh. M\u1eb7t kh\u00e1c, n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan th\u1ea5p c\u00f3 th\u1ec3 cho th\u1ea5y \u00f4 nhi\u1ec5m ho\u1eb7c d\u00f2ng ch\u1ea3y dinh d\u01b0\u1ee1ng qu\u00e1 m\u1ee9c, d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a t\u1ea3o n\u1edf hoa c\u00f3 h\u1ea1i. Nh\u1eefng b\u00f4ng hoa n\u00e0y c\u00f3 th\u1ec3 l\u00e0m c\u1ea1n ki\u1ec7t l\u01b0\u1ee3ng oxy h\u01a1n n\u1eefa, t\u1ea1o ra m\u1ed9t v\u00f2ng lu\u1ea9n qu\u1ea9n c\u00f3 th\u1ec3 t\u00e0n ph\u00e1 h\u1ec7 sinh th\u00e1i. B\u1eb1ng c\u00e1ch \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan, ch\u00fang ta c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm nh\u1eefng thay \u0111\u1ed5i n\u00e0y v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c chi\u1ebfn l\u01b0\u1ee3c nh\u1eb1m gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a ch\u00fang.M\u1ed9t l\u00fd do kh\u00e1c \u0111\u1ec3 \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan l\u00e0 \u0111\u1ec3 theo d\u00f5i hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c quy tr\u00ecnh x\u1eed l\u00fd n\u01b0\u1edbc. C\u00e1c nh\u00e0 m\u00e1y x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i th\u01b0\u1eddng d\u1ef1a v\u00e0o s\u1ee5c kh\u00ed \u0111\u1ec3 t\u0103ng l\u01b0\u1ee3ng oxy h\u00f2a tan v\u00e0 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho s\u1ef1 ph\u00e2n h\u1ee7y ch\u1ea5t h\u1eefu c\u01a1. B\u1eb1ng c\u00e1ch \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan tr\u01b0\u1edbc v\u00e0 sau khi x\u1eed l\u00fd, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng quy tr\u00ecnh \u0111ang ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 v\u00e0 n\u01b0\u1edbc th\u1ea3i tr\u1edf l\u1ea1i m\u00f4i tr\u01b0\u1eddng \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n b\u1eaft bu\u1ed9c. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o v\u1ec7 h\u1ec7 sinh th\u00e1i h\u1ea1 ngu\u1ed3n v\u00e0 ng\u0103n ch\u1eb7n s\u1ef1 l\u00e2y lan c\u1ee7a c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m.Ngo\u00e0i \u00fd ngh\u0129a sinh th\u00e1i, vi\u1ec7c \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan c\u00f2n c\u00f3 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau. V\u00ed d\u1ee5, trong nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n, n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan c\u1ea7n \u0111\u01b0\u1ee3c theo d\u00f5i c\u1ea9n th\u1eadn \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111i\u1ec1u ki\u1ec7n t\u1ed1i \u01b0u cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1 v\u00e0 \u0111\u1ed9ng v\u1eadt c\u00f3 v\u1ecf. T\u01b0\u01a1ng t\u1ef1, trong ng\u00e0nh s\u1ea3n xu\u1ea5t bia, vi\u1ec7c \u0111o oxy h\u00f2a tan r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng c\u1ee7a bia. B\u1eb1ng c\u00e1ch \u0111o ch\u00ednh x\u00e1c l\u01b0\u1ee3ng oxy h\u00f2a tan, c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u00e0y c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh c\u1ee7a m\u00ecnh v\u00e0 \u0111\u1ea3m b\u1ea3o ti\u00eau chu\u1ea9n cao nh\u1ea5t v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.\"alt-638\"T\u00f3m l\u1ea1i, vi\u1ec7c \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc. N\u00f3 cung c\u1ea5p th\u00f4ng tin c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 s\u1ee9c kh\u1ecfe v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a c\u00e1c v\u00f9ng n\u01b0\u1edbc, gi\u00fap \u0111\u00e1nh gi\u00e1 t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a con ng\u01b0\u1eddi v\u00e0 h\u01b0\u1edbng d\u1eabn c\u00e1c n\u1ed7 l\u1ef1c b\u1ea3o t\u1ed3n. B\u1eb1ng c\u00e1ch theo d\u00f5i n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan, ch\u00fang ta c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 v\u00e0 b\u1ea3o t\u1ed3n nh\u1eefng h\u1ec7 sinh th\u00e1i m\u1ecfng manh n\u00e0y, h\u1ed7 tr\u1ee3 \u0111\u1eddi s\u1ed1ng th\u1ee7y sinh v\u00e0 \u0111\u1ea3m b\u1ea3o t\u00ednh b\u1ec1n v\u1eefng c\u1ee7a t\u00e0i nguy\u00ean n\u01b0\u1edbc. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 c\u00e1c nh\u00e0 khoa h\u1ecdc, nh\u00e0 m\u00f4i tr\u01b0\u1eddng v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p ph\u1ea3i ti\u1ebfp t\u1ee5c \u0111\u1ea7u t\u01b0 v\u00e0o vi\u1ec7c \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan \u0111\u1ec3 b\u1ea3o v\u1ec7 h\u1ec7 sinh th\u00e1i d\u01b0\u1edbi n\u01b0\u1edbc c\u1ee7a ch\u00fang ta cho c\u00e1c th\u1ebf h\u1ec7 t\u01b0\u01a1ng lai.<\/p>\n","protected":false},"excerpt":{"rendered":"

\u0110o l\u01b0\u1ee3ng oxy h\u00f2a tan: Hi\u1ec3u bi\u1ebft v\u1ec1 s\u1ee9c kh\u1ecfe th\u1ee7y sinh. T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan trong m\u00f4i tr\u01b0\u1eddng th\u1ee7y sinh oxy h\u00f2a tan l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng c\u1ea7n \u0111o trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc. N\u00f3 cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 s\u1ee9c kh\u1ecfe v\u00e0…<\/p>\n","protected":false},"author":1,"featured_media":1224,"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","es","de","fr","ru","pt","ar","ja","ko","it","id","hi","th","vi","tr"],"languages":{"en":{"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":true,"content":true,"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:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts\/3620"}],"collection":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/comments?post=3620"}],"version-history":[{"count":0,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts\/3620\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/media\/1224"}],"wp:attachment":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/media?parent=3620"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/categories?post=3620"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/tags?post=3620"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}