{"id":11847,"date":"2024-04-20T10:47:31","date_gmt":"2024-04-20T02:47:31","guid":{"rendered":"https:\/\/shchimay.com\/?p=11847"},"modified":"2024-04-20T22:28:42","modified_gmt":"2024-04-20T14:28:42","slug":"vernier-dissolved-oxygen-sensor","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/vernier-dissolved-oxygen-sensor\/","title":{"rendered":"c\u1ea3m bi\u1ebfn oxy h\u00f2a tan vernier"},"content":{"rendered":"<h1 id=\"benefits-of-using-vernier-dissolved-oxygen-sensor-in-aquatic-research-wpaicgheading\">L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn oxy h\u00f2a tan Vernier trong nghi\u00ean c\u1ee9u th\u1ee7y s\u1ea3n<\/h1>\n<p>\nNghi\u00ean c\u1ee9u th\u1ee7y s\u1ea3n \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c t\u00ecm hi\u1ec3u v\u00e0 b\u1ea3o t\u1ed3n c\u00e1c h\u1ec7 sinh th\u00e1i m\u1ecfng manh t\u1ed3n t\u1ea1i trong \u0111\u1ea1i d\u01b0\u01a1ng, s\u00f4ng v\u00e0 h\u1ed3 c\u1ee7a ch\u00fang ta. M\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a nghi\u00ean c\u1ee9u n\u00e0y l\u00e0 theo d\u00f5i m\u1ee9c \u0111\u1ed9 oxy h\u00f2a tan trong n\u01b0\u1edbc, v\u00ec \u0111\u00e2y l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi s\u1ee9c kh\u1ecfe v\u00e0 s\u1ef1 s\u1ed1ng s\u00f3t c\u1ee7a c\u00e1c sinh v\u1eadt d\u01b0\u1edbi n\u01b0\u1edbc. \u0110\u1ec3 \u0111o ch\u00ednh x\u00e1c n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u th\u01b0\u1eddng d\u1ef1a v\u00e0o c\u00e1c thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng nh\u01b0 c\u1ea3m bi\u1ebfn oxy h\u00f2a tan Vernier.<\/p>\n<p>\n<img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/04\/pH-ORP-5500-series-pH-ORP-online-transmitting-controller-3.jpg\" alt=\"alt-691\" class=\"wp-image-691\" id=\"i691\" \/><br \/>\nC\u1ea3m bi\u1ebfn oxy h\u00f2a tan Vernier l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb cho c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u th\u1ee7y s\u1ea3n do t\u00ednh ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a n\u00f3. C\u1ea3m bi\u1ebfn n\u00e0y s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 quang h\u1ecdc \u0111\u1ed9c \u0111\u00e1o \u0111\u1ec3 \u0111o n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan trong n\u01b0\u1edbc, mang l\u1ea1i k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c v\u00e0 nh\u1ea5t qu\u00e1n. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn n\u00e0y, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 thu \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u th\u1eddi gian th\u1ef1c v\u1ec1 n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan, cho ph\u00e9p h\u1ecd theo d\u00f5i nh\u1eefng thay \u0111\u1ed5i v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc theo th\u1eddi gian.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>M\u1eabu s\u1ea3n ph\u1ea9m<\/td>\n<td colspan=\"2\">MFC-8800<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">C\u1ed5ng giao ti\u1ebfp<\/td>\n<td colspan=\"2\">K\u00eanh ph\u1ee5 giao th\u1ee9c Modbus RTU c\u1ed5ng RS485 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi DTU v\u00e0 DCS<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\">C\u1ed5ng RS485 k\u00eanh ch\u00ednh \u0111\u01b0\u1eddng xu\u1ed1ng c\u1ee7a giao th\u1ee9c Modbus RTU \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i thu th\u1eadp d\u1eef li\u1ec7u<\/td>\n<\/tr>\n<tr>\n<td>4~20mA v\u00e0 nbsp;\u0111\u1ea7u ra<\/td>\n<td colspan=\"2\">1 k\u00eanh lo\u1ea1i hai d\u00e2y v\u00e0 nbsp;\u0110i\u1ec7n tr\u1edf v\u00f2ng l\u1eb7p t\u1ed1i \u0111a 400\u03a9<\/td>\n<\/tr>\n<tr>\n<td>4~20mA v\u00e0 nbsp;\u0110\u1ea7u v\u00e0o<\/td>\n<td colspan=\"2\"> v\u00e0 nbsp;2 k\u00eanh lo\u1ea1i hai d\u00e2y\uff08 v\u00e0 nbsp;ngu\u1ed3n c\u1ea5p d\u1eef li\u1ec7u ch\u1ee7 \u0111\u1ed9ng\uff09<\/td>\n<\/tr>\n<tr>\n<td>DI v\u00e0 nbsp;\u0110\u1ea7u v\u00e0o<\/td>\n<td colspan=\"2\"> v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp;2 k\u00eanh C\u00f4ng t\u1eafc logic c\u00e1ch ly quang \u0111i\u1ec7n<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"4\">\u0110\u1ea7u Ra DO<\/td>\n<td>3 v\u00e0 nbsp;chuy\u1ec3n ti\u1ebfp k\u00eanh<\/td>\n<td>1 v\u00e0 nbsp;SPDT v\u00e0 nbsp;AC220V\uff1b 3A(MAX)<\/td>\n<\/tr>\n<tr>\n<td>\uff08ch\u1ec9 d\u00e0nh cho t\u00edn hi\u1ec7u truy\u1ec1n \u0111\u1ed9ng\uff09<\/td>\n<td>2 v\u00e0 nbsp;SPST v\u00e0 nbsp;AC220V\uff1b 3A(MAX)<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">1 k\u00eanh v\u00e0 nbsp;C\u00f4ng t\u1eafc quang \u0111i\u1ec7n v\u00e0 nbsp; v\u00e0 nbsp;<\/td>\n<td>Xung\/t\u1ea7n s\u1ed1 t\u1ef7 l\u1ec7<\/td>\n<\/tr>\n<tr>\n<td> v\u00e0 nbsp;Dung l\u01b0\u1ee3ng t\u1ea3i\uff1a100mA\/DC30V<\/td>\n<\/tr>\n<tr>\n<td> v\u00e0 nbsp;Thu th\u1eadp d\u1eef li\u1ec7u<\/td>\n<td colspan=\"2\">Thu th\u1eadp d\u1eef li\u1ec7u\uff0cv\u1edbi 3 v\u00e0 nbsp;k\u00eanh ngu\u1ed3n \u0111i\u1ec7n c\u1ea3m bi\u1ebfn DC24V v\u00e0 nbsp;<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ebf \u0111\u1ed9 hi\u1ec3n th\u1ecb<\/td>\n<td colspan=\"2\">3.5\u201d\uff08ho\u1eb7c 4\u201d\uff09LCD \u0111\u1ea7y m\u00e0u s\u1eafc v\u00e0 m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng<\/td>\n<\/tr>\n<tr>\n<td>Ngu\u1ed3n \u0111i\u1ec7n<\/td>\n<td colspan=\"2\">D\u1ea3i c\u00f4ng su\u1ea5t r\u1ed9ng \uff1a\uff0812-24\uff09V<\/td>\n<\/tr>\n<tr>\n<td>Ti\u00eau th\u1ee5<\/td>\n<td colspan=\"2\"> v\u00e0 lt;5W<\/td>\n<\/tr>\n<tr>\n<td>Y\u00eau c\u1ea7u v\u1ec1 m\u00f4i tr\u01b0\u1eddng<\/td>\n<td colspan=\"2\">Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng\uff1a\uff085~45\uff09\u2103\uff1b v\u00e0 nbsp;\u0111\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i\uff1a\u226490 ph\u1ea7n tr\u0103m \u3002<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td colspan=\"2\">\uff0891\u00d791\uff09mm v\u00e0 nbsp;k\u00edch th\u01b0\u1edbc l\u1ed7\uff1bk\u00edch th\u01b0\u1edbc b\u1ea3ng\uff08100*100\uff09mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>M\u00f4 h\u00ecnh<\/td>\n<td>M\u00e1y ph\u00e2n t\u00edch tr\u1ef1c tuy\u1ebfn clo t\u1ef1 do POP-8300<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi \u0111o<\/td>\n<td>(0,00-2,00)mg\/L(ppm) v\u00e0 nbsp;(0,00-20,00)mg\/L(ppm)<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>L\u1ed7i ch\u1ec9 th\u1ecb 10%<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ph\u00e2n gi\u1ea3i<\/td>\n<td>0,01mg\/L(ppm)<\/td>\n<\/tr>\n<tr>\n<td>Giao di\u1ec7n truy\u1ec1n th\u00f4ng<\/td>\n<td>Giao th\u1ee9c truy\u1ec1n th\u00f4ng RS485 MODBUS RTU<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra t\u01b0\u01a1ng t\u1ef1<\/td>\n<td>\u0110\u1ea7u ra mA k\u00eanh \u0111\u00f4i (4-20); Ch\u1ebf \u0111\u1ed9 k\u00e9p thi\u1ebft b\u1ecb\/m\u00e1y ph\u00e1t b\u1ecb c\u00f4 l\u1eadp, c\u00f3 th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c, ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh; \u00b10.1mA \u0111\u1ed9 ch\u00ednh x\u00e1c truy\u1ec1n<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra \u0111i\u1ec1u khi\u1ec3n<\/td>\n<td>K\u00eanh \u0111\u00f4i v\u00e0 nbsp;, C\u00f4ng su\u1ea5t t\u1ea3i 50mA(T\u1ed1i \u0111a),AC\/DC 30V<\/td>\n<\/tr>\n<tr>\n<td>Ngu\u1ed3n \u0111i\u1ec7n<\/td>\n<td>\u0110\u00e3 k\u1ebft n\u1ed1i v\u1edbi ngu\u1ed3n \u0111i\u1ec7n AC80-260V;50\/60Hz, t\u01b0\u01a1ng th\u00edch v\u1edbi m\u1ecdi ti\u00eau chu\u1ea9n \u0111i\u1ec7n n\u0103ng th\u1ecb tr\u01b0\u1eddng qu\u1ed1c t\u1ebf (110V;220V;260V;50\/60Hz).<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9:(5-50)\u2103;\u0111\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i:\u226485 ph\u1ea7n tr\u0103m RH(kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng<\/td>\n<td> v\u00e0 lt;20W<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9:(-20-70)\u2103;\u0111\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i:\u226485 ph\u1ea7n tr\u0103m RH (kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td>C\u00e0i \u0111\u1eb7t<\/td>\n<td>G\u1eafn t\u01b0\u1eddng (c\u00f3 n\u1eafp l\u01b0ng c\u00e0i s\u1eb5n)<\/td>\n<\/tr>\n<tr>\n<td>Tr\u1ecdng l\u01b0\u1ee3ng t\u1ee7<\/td>\n<td>\u226410kg<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc t\u1ee7<\/td>\n<td>570*mm*380mm*130mm(H\u00d7W\u00d7D)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>M\u1ed9t trong nh\u1eefng l\u1ee3i \u00edch ch\u00ednh c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn oxy h\u00f2a tan Vernier l\u00e0 t\u00ednh d\u1ec5 s\u1eed d\u1ee5ng. C\u1ea3m bi\u1ebfn n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng, c\u00f3 h\u01b0\u1edbng d\u1eabn \u0111\u01a1n gi\u1ea3n v\u00e0 quy tr\u00ecnh thi\u1ebft l\u1eadp \u0111\u01a1n gi\u1ea3n. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng hi\u1ec7u ch\u1ec9nh c\u1ea3m bi\u1ebfn v\u00e0 b\u1eaft \u0111\u1ea7u thu th\u1eadp d\u1eef li\u1ec7u m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u00e0o t\u1ea1o nhi\u1ec1u, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 l\u00fd t\u01b0\u1edfng cho c\u1ea3 c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f3 kinh nghi\u1ec7m v\u00e0 sinh vi\u00ean th\u1ef1c hi\u1ec7n c\u00e1c d\u1ef1 \u00e1n nghi\u00ean c\u1ee9u.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"pH\/ORP Meter usage industry\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/Au8at5AWPZc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>Ngo\u00e0i vi\u1ec7c d\u1ec5 s\u1eed d\u1ee5ng, c\u1ea3m bi\u1ebfn oxy h\u00f2a tan Vernier c\u00f2n r\u1ea5t linh ho\u1ea1t. C\u1ea3m bi\u1ebfn n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc, t\u1eeb h\u1ed3 n\u01b0\u1edbc ng\u1ecdt \u0111\u1ebfn c\u1eeda s\u00f4ng n\u01b0\u1edbc m\u1eb7n. C\u1ea5u tr\u00fac b\u1ec1n b\u1ec9 c\u1ee7a n\u00f3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t, khi\u1ebfn n\u00f3 ph\u00f9 h\u1ee3p cho c\u00e1c d\u1ef1 \u00e1n gi\u00e1m s\u00e1t d\u00e0i h\u1ea1n t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"flow transmitter controller introduction\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/UcaO-fcTnKw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p><img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/04\/CL-9500-Water-Quality-Test-Residual-Chlorine-Controller4.png\" alt=\"alt-697\" class=\"wp-image-697\" id=\"i697\" \/><br \/>\nM\u1ed9t \u01b0u \u0111i\u1ec3m kh\u00e1c c\u1ee7a c\u1ea3m bi\u1ebfn oxy h\u00f2a tan Vernier l\u00e0 m\u1ee9c \u0111\u1ed9 ch\u00ednh x\u00e1c cao. C\u1ea3m bi\u1ebfn n\u00e0y \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n \u0111\u1ec3 cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c v\u1ec1 n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan, cho ph\u00e9p c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t d\u1ef1a tr\u00ean d\u1eef li\u1ec7u \u0111\u00e1ng tin c\u1eady. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn n\u00e0y, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng k\u1ebft qu\u1ea3 c\u1ee7a h\u1ecd l\u00e0 ch\u00ednh x\u00e1c v\u00e0 c\u00f3 th\u1ec3 t\u00e1i t\u1ea1o, n\u00e2ng cao \u0111\u1ed9 tin c\u1eady cho nghi\u00ean c\u1ee9u c\u1ee7a h\u1ecd.<\/p>\n<p>H\u01a1n n\u1eefa, c\u1ea3m bi\u1ebfn oxy h\u00f2a tan Vernier l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed \u0111\u1ec3 theo d\u00f5i n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc. So v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111o oxy h\u00f2a tan truy\u1ec1n th\u1ed1ng, ch\u1eb3ng h\u1ea1n nh\u01b0 chu\u1ea9n \u0111\u1ed9 h\u00f3a h\u1ecdc ho\u1eb7c c\u1ea3m bi\u1ebfn d\u1ef1a tr\u00ean \u0111i\u1ec7n c\u1ef1c, c\u1ea3m bi\u1ebfn Vernier mang \u0111\u1ebfn m\u1ed9t l\u1ef1a ch\u1ecdn hi\u1ec7u qu\u1ea3 v\u00e0 h\u1ee3p l\u00fd h\u01a1n. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 ngu\u1ed3n l\u1ef1c b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn n\u00e0y, cho ph\u00e9p h\u1ecd t\u1eadp trung v\u00e0o ph\u00e2n t\u00edch d\u1eef li\u1ec7u v\u00e0 r\u00fat ra k\u1ebft lu\u1eadn c\u00f3 \u00fd ngh\u0129a t\u1eeb nghi\u00ean c\u1ee9u c\u1ee7a m\u00ecnh.<\/p>\n<p>Nh\u00ecn chung, c\u1ea3m bi\u1ebfn oxy h\u00f2a tan Vernier l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb cho c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u th\u1ee7y s\u1ea3n mu\u1ed1n theo d\u00f5i v\u00e0 nghi\u00ean c\u1ee9u n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan trong n\u01b0\u1edbc. \u0110\u1ed9 ch\u00ednh x\u00e1c, d\u1ec5 s\u1eed d\u1ee5ng, linh ho\u1ea1t v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u1ec3 ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn n\u00e0y, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 thu th\u1eadp d\u1eef li\u1ec7u \u0111\u00e1ng tin c\u1eady v\u1ec1 n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan, g\u00f3p ph\u1ea7n n\u00e2ng cao hi\u1ec3u bi\u1ebft c\u1ee7a ch\u00fang ta v\u1ec1 h\u1ec7 sinh th\u00e1i d\u01b0\u1edbi n\u01b0\u1edbc v\u00e0 gi\u00fap b\u1ea3o v\u1ec7 nh\u1eefng ngu\u1ed3n t\u00e0i nguy\u00ean qu\u00fd gi\u00e1 n\u00e0y cho c\u00e1c th\u1ebf h\u1ec7 t\u01b0\u01a1ng lai.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn oxy h\u00f2a tan Vernier trong nghi\u00ean c\u1ee9u th\u1ee7y s\u1ea3n Nghi\u00ean c\u1ee9u th\u1ee7y s\u1ea3n \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c t\u00ecm hi\u1ec3u v\u00e0 b\u1ea3o t\u1ed3n c\u00e1c h\u1ec7 sinh th\u00e1i m\u1ecfng manh t\u1ed3n t\u1ea1i trong \u0111\u1ea1i d\u01b0\u01a1ng, s\u00f4ng v\u00e0 h\u1ed3 c\u1ee7a ch\u00fang ta. M\u1ed9t kh\u00eda c\u1ea1nh quan&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"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":[200],"tags":[166],"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":false,"content":false,"excerpt":false},"ru":{"title":false,"content":false,"excerpt":false},"pt":{"title":false,"content":false,"excerpt":false},"ar":{"title":false,"content":false,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"ko":{"title":true,"content":true,"excerpt":false},"it":{"title":false,"content":false,"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\/11847"}],"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=11847"}],"version-history":[{"count":11,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/11847\/revisions"}],"predecessor-version":[{"id":12215,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/11847\/revisions\/12215"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=11847"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=11847"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=11847"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}