{"id":3424,"date":"2025-01-21T11:50:46","date_gmt":"2025-01-21T03:50:46","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=3424"},"modified":"2025-03-07T17:04:38","modified_gmt":"2025-03-07T09:04:38","slug":"uv-vis-spectrum-for-exploring-the-world-of-sample-analysis","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/vi\/news\/uv-vis-spectrum-for-exploring-the-world-of-sample-analysis","title":{"rendered":"Ph\u1ed5 UV-Vis \u0111\u1ec3 kh\u00e1m ph\u00e1 th\u1ebf gi\u1edbi ph\u00e2n t\u00edch m\u1eabu"},"content":{"rendered":"<p>B\u1ea1n \u0111\u00e3 bao gi\u1edd ngh\u0129 v\u1ec1 c\u00e1ch c\u00e1c nh\u00e0 khoa h\u1ecdc ki\u1ec3m tra c\u00e1c kh\u00eda c\u1ea1nh t\u1eeb s\u1ef1 s\u1ea1ch s\u1ebd c\u1ee7a n\u01b0\u1edbc u\u1ed1ng \u0111\u1ebfn hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c lo\u1ea1i thu\u1ed1c b\u1ea1n ti\u00eau th\u1ee5? <a href=\"https:\/\/www.pgeneral.com\/vi\/product-category\/molecular-spectrometer\/\"><u>M\u00e1y \u0111o quang ph\u1ed5 UV-Visible<\/u><\/a>\u00a0C\u00f3 th\u1ec3 \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong nh\u1eefng ph\u00e2n t\u00edch \u0111\u00f3!<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-3427\" src=\"http:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/1-T600.webp\" alt=\"1 T600\" width=\"768\" height=\"499\" srcset=\"https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/1-T600.webp 768w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/1-T600-300x195.webp 300w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/1-T600-600x390.webp 600w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/p>\n<h2><strong><b>Gi\u1ea3i m\u00e3 nh\u1eefng \u0111i\u1ec1u c\u01a1 b\u1ea3n c\u1ee7a ph\u00e9p \u0111o quang ph\u1ed5 UV-Vis<\/b><\/strong><\/h2>\n<p>Tr\u01b0\u1edbc khi \u0111i s\u00e2u v\u00e0o c\u00e1c chi ti\u1ebft ph\u00e2n t\u00edch c\u00e1c thu\u1ed9c t\u00ednh m\u1eabu th\u00f4ng qua c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m, n\u00f3 r\u1ea5t t\u1ed1t \u0111\u1ec3 n\u1eafm b\u1eaft nh\u1eefng \u0111i\u1ec1u c\u01a1 b\u1ea3n c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p quang ph\u1ed5 UV!<\/p>\n<h3><strong><b>Quang ph\u1ed5 UV-Vis l\u00e0 g\u00ec?<\/b><\/strong><\/h3>\n<p>Li\u00ean quan \u0111\u1ebfn quang ph\u1ed5 UV, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch t\u00ecm c\u00e1ch x\u00e1c \u0111\u1ecbnh m\u1ed9t ph\u1ea1m vi li\u00ean quan \u0111\u1ebfn nh\u1eefng g\u00ec m\u1ed9t m\u1eabu c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 ho\u1eb7c truy\u1ec1n \u1edf c\u00e1c b\u01b0\u1edbc s\u00f3ng kh\u00e1c nhau trong c\u00e1c ph\u01a1i s\u00e1ng v\u1edbi \u00e1nh s\u00e1ng t\u01b0\u01a1ng t\u00e1c b\u1eb1ng c\u00e1ch ph\u1ea3n x\u1ea1, t\u00e1n x\u1ea1, d\u1eabn \u0111\u1ebfn c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng quan s\u00e1t \u0111\u00f3 l\u00e0 \u0111\u1ed9 h\u1ea5p th\u1ee5 v\u00e0 hu\u1ef3nh quang trong c\u1ea3 UV v\u00e0 c\u00e1c ph\u1ea7n c\u1ee7a quang ph\u1ed5.\u00a0<\/p>\n<h3><strong><b>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 m\u1ed9t m\u00e1y quang ph\u1ed5 ho\u1ea1t \u0111\u1ed9ng?<\/b><\/strong><\/h3>\n<p>M\u00e1y \u0111o quang ph\u1ed5 UV c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y b\u1eb1ng c\u00e1ch truy\u1ec1n m\u1ed9t ch\u00f9m tia qua m\u1eabu v\u00e0 \u0111o l\u01b0\u1ee3ng \u00e1nh s\u00e1ng ti\u1ebfp c\u1eadn v\u1edbi m\u00e1y d\u00f2 \u0111\u1ec3 ph\u00e2n t\u00edch.<\/p>\n<p>M\u00e1y quang ph\u1ed5 bao g\u1ed3m c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 b\u1ed9 ph\u00e1t \u00e1nh s\u00e1ng \u0111\u1ec3 t\u1ea1o ra m\u1ed9t lo\u1ea1t c\u00e1c ch\u00f9m \u00e1nh s\u00e1ng nh\u00ecn th\u1ea5y UV, m\u1ed9t b\u1ed9 \u0111\u01a1n s\u1eafc \u0111\u1ec3 ch\u1ecdn b\u01b0\u1edbc s\u00f3ng c\u1ee5 th\u1ec3, m\u1ed9t ng\u0103n m\u1eabu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1eb7t m\u1eabu v\u00e0 m\u00e1y d\u00f2 \u0111\u1ec3 \u0111\u1ecbnh l\u01b0\u1ee3ng \u00e1nh s\u00e1ng truy\u1ec1n.<\/p>\n<h2><strong><b>Th\u1ebf gi\u1edbi c\u1ee7a c\u00e1c m\u1eabu: Ch\u00fang ta c\u00f3 th\u1ec3 ph\u00e2n t\u00edch nh\u1eefng g\u00ec?<\/b><\/strong><\/h2>\n<p>Sau khi n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c c\u00e1c nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n \u0111\u1ee7 \u0111\u1ec3 n\u1eafm b\u1eaft c\u00e1c \u0111i\u1ec1u c\u01a1 b\u1ea3n m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, h\u00e3y \u0111\u1ec3 L\u01b0\u1edbt \u0111i v\u00e0o m\u1ed9t lo\u1ea1t c\u00e1c m\u1eabu c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c b\u1eb1ng m\u00e1y quang ph\u1ed5 UV-Vis.<\/p>\n<h3><strong><b>M\u1eabu ch\u1ea5t l\u1ecfng<\/b><\/strong><\/h3>\n<p>Trong c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m, c\u00e1c m\u1eabu ch\u1ea5t l\u1ecfng tr\u1ea3i qua ph\u00e2n t\u00edch b\u1eb1ng m\u00e1y quang ph\u1ed5 kh\u1ea3 thi c\u1ee7a UV v\u1edbi cuvette v\u00e0 c\u00e1c t\u00e0u trong su\u1ed1t nh\u1ecf c\u00f3 chi\u1ec1u d\u00e0i \u0111\u01b0\u1eddng d\u1eabn \u00e1nh s\u00e1ng c\u1ed1 \u0111\u1ecbnh \u0111\u1ec3 th\u1eed nghi\u1ec7m m\u1eabu.<\/p>\n<h3><strong><b>M\u1eabu r\u1eafn<\/b><\/strong><\/h3>\n<p>B\u00ean c\u1ea1nh \u0111\u00f3, th\u1eed nghi\u1ec7m ch\u1ea5t l\u1ecfng cho c\u00e1c ch\u1ea5t c\u0169ng c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn ch\u1ea5t r\u1eafn v\u1edbi m\u00e1y quang ph\u1ed5 UV, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 gi\u00fap m\u00f4 t\u1ea3 c\u00e1c thu\u1ed9c t\u00ednh c\u1ee7a m\u1eabu nh\u01b0 m\u00e0u s\u1eafc v\u00e0 t\u00ednh ch\u1ea5t truy\u1ec1n ho\u1eb7c ph\u1ea3n x\u1ea1 b\u1eb1ng c\u00e1ch \u0111\u1eb7t m\u1eabu r\u1eafn d\u1ecdc theo \u0111\u01b0\u1eddng d\u1eabn \u00e1nh s\u00e1ng cho m\u1ee5c \u0111\u00edch ph\u00e2n t\u00edch.<\/p>\n<h3><strong><b>C\u00e1c lo\u1ea1i m\u1eabu c\u1ee5 th\u1ec3<\/b><\/strong><\/h3>\n<p>M\u00e1y \u0111o quang ph\u1ed5 UV c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y v\u01b0\u1ee3t ra ngo\u00e0i c\u00e1c ph\u00e2n lo\u1ea1i nh\u01b0 ch\u1ea5t l\u1ecfng v\u00e0 ch\u1ea5t r\u1eafn v\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 ki\u1ec3m tra c\u00e1c lo\u1ea1i m\u1eabu bao g\u1ed3m c\u00e1c h\u1ee3p ch\u1ea5t sinh h\u1ecdc, thu\u1ed1c, s\u1ea3n ph\u1ea9m th\u1ef1c ph\u1ea9m v\u00e0 nhi\u1ec1u h\u01a1n n\u1eefa.<\/p>\n<h4><strong><b>Ph\u00e2n t\u00edch DNA v\u00e0 RNA<\/b><\/strong><\/h4>\n<p>M\u00e1y \u0111o quang ph\u1ed5 c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y UV \u0111\u00f3ng vai tr\u00f2 trong vi\u1ec7c ph\u00e2n t\u00edch m\u1eabu DNA v\u00e0 RNA b\u1eb1ng c\u00e1ch \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 tinh khi\u1ebft v\u00e0 n\u1ed3ng \u0111\u1ed9 c\u1ee7a ch\u00fang m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 th\u00f4ng qua c\u00e1c t\u1ef7 l\u1ec7 \u0111\u1ed9 h\u1ea5p th\u1ee5 kh\u00e1c nhau \u1edf c\u00e1c b\u01b0\u1edbc s\u00f3ng kh\u00e1c nhau nh\u01b0 t\u1ef7 l\u1ec7 DOMENTENT theo tr\u00ecnh t\u1ef1 c\u1ee7a c\u00e1c m\u1eabu.<\/p>\n<h4><strong><b>Ph\u00e2n t\u00edch d\u01b0\u1ee3c ph\u1ea9m<\/b><\/strong><\/h4>\n<p>Ng\u00e0nh d\u01b0\u1ee3c ph\u1ea9m ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o m\u00e1y quang ph\u1ed5 UV cho c\u00e1c m\u1ee5c \u0111\u00edch kh\u00e1c nhau nh\u01b0 x\u00e1c \u0111\u1ecbnh v\u00e0 \u0111o l\u01b0\u1eddng c\u00e1c ch\u1ea5t d\u01b0\u1ee3c ph\u1ea9m kh\u00e1c nhau nh\u01b0 ho\u1ea1t ch\u1ea5t trong thu\u1ed1c v\u00e0 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a thu\u1ed1c c\u1ee5 th\u1ec3.<\/p>\n<h4><strong><b>Ph\u00e2n t\u00edch nu\u00f4i c\u1ea5y vi khu\u1ea9n<\/b><\/strong><\/h4>\n<p>M\u1ed9t l\u0129nh v\u1ef1c kh\u00e1c m\u00e0 ph\u00e9p \u0111o quang ph\u1ed5 nh\u00ecn th\u1ea5y UV l\u00e0 ki\u1ec3m tra v\u0103n h\u00f3a.<\/p>\n<h4><strong><b>Ph\u00e2n t\u00edch th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng<\/b><\/strong><\/h4>\n<p>Ph\u00e2n quang quang ph\u1ed5 UV \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i trong ph\u00e2n t\u00edch th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng t\u1ed1t.<\/p>\n<h4><strong><b>M\u1eabu m\u00f4i tr\u01b0\u1eddng<\/b><\/strong><\/h4>\n<p>Gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c kh\u00e1c m\u00e0 ph\u00e9p \u0111o quang ph\u1ed5 nh\u00ecn th\u1ea5y UV c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3.<\/p>\n<h4><strong><b>V\u1eadt li\u1ec7u c\u00f4ng nghi\u1ec7p<\/b><\/strong><\/h4>\n<p>M\u00e1y quang ph\u1ed5 UV c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u1ec3 ph\u00e2n t\u00edch v\u1eadt li\u1ec7u.<\/p>\n<h3><strong><b>\u1ee8ng d\u1ee5ng \u0111a d\u1ea1ng<\/b><\/strong><\/h3>\n<p>M\u00e1y \u0111o quang ph\u1ed5 UV c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y c\u00f3 m\u1ed9t lo\u1ea1t c\u00e1c \u1ee9ng d\u1ee5ng trong c\u00e1c l\u0129nh v\u1ef1c nghi\u00ean c\u1ee9u nh\u01b0 ki\u1ec3m so\u00e1t qu\u00e1 tr\u00ecnh v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng.\u00a0<\/p>\n<h4><strong><b>Nghi\u00ean c\u1ee9u c\u1ea5u tr\u00fac<\/b><\/strong><\/h4>\n<p>Ph\u1ed5 UV-Vis c\u0169ng c\u00f3 th\u1ec3 cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft v\u1ec1 s\u1ef1 thay \u0111\u1ed5i trong c\u00e1c c\u1ea5u tr\u00fac ph\u00e2n t\u1eed kh\u00e1c nhau.<\/p>\n<h4><strong><b>\u0110\u1ed9ng h\u1ecdc ph\u1ea3n \u1ee9ng<\/b><\/strong><\/h4>\n<p>Ph\u1ed5 sinh h\u1ecdc c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y UV \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n t\u00edch t\u1ed1c \u0111\u1ed9 c\u1ee7a c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc b\u1eb1ng c\u00e1ch quan s\u00e1t s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9 h\u1ea5p th\u1ee5 trong qu\u00e1 tr\u00ecnh ph\u1ea3n \u1ee9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 ph\u1ea3n \u1ee9ng v\u00e0 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng hi\u1ec3u c\u00e1c c\u01a1 ch\u1ebf ph\u1ea3n \u1ee9ng.<\/p>\n<h4><strong><b>\u0110o m\u00e0u<\/b><\/strong><\/h4>\n<p>Ph\u1ed5 UV-Vis c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o m\u00e0u trong c\u00e1c m\u1eabu ch\u1ea5t l\u1ecfng v\u00e0 r\u1eafn.<\/p>\n<h2><strong><b>C\u00e1c c\u00f4ng c\u1ee5 v\u00e0 k\u1ef9 thu\u1eadt thi\u1ebft y\u1ebfu \u0111\u1ec3 ph\u00e2n t\u00edch m\u1eabu<\/b><\/strong><\/h2>\n<p>\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 khi s\u1eed d\u1ee5ng m\u00e1y quang ph\u1ed5 c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y UV, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p ph\u00f9 h\u1ee3p m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-3428\" src=\"http:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/GBW-1.webp\" alt=\"GBW-1\" width=\"768\" height=\"606\" srcset=\"https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/GBW-1.webp 768w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/GBW-1-300x237.webp 300w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/GBW-1-600x473.webp 600w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/p>\n<h3><strong><b>Cuvettes: C\u00e1c t\u00e0u \u0111o l\u01b0\u1eddng<\/b><\/strong><\/h3>\n<p>C\u00e1c t\u1ebf b\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ee9a c\u00e1c m\u1eabu ch\u1ea5t l\u1ecfng trong m\u00e1y quang ph\u1ed5 nh\u00ecn th\u1ea5y UV.<\/p>\n<h3><strong><b>\u0110\u1ed9 d\u00e0i \u0111\u01b0\u1eddng d\u1eabn: T\u1ed1i \u01b0u h\u00f3a s\u1ef1 t\u1eadp trung<\/b><\/strong><\/h3>\n<p>Theo m\u00f4 t\u1ea3 c\u1ee7a \u0111\u1ecbnh lu\u1eadt bia, \u0111\u1ed9 h\u1ea5p th\u1ee5 c\u1ee7a dung d\u1ecbch s\u1ebd t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi chi\u1ec1u d\u00e0i c\u1ee7a \u0111\u01b0\u1eddng d\u1eabn \u00e1nh s\u00e1ng v\u00e0 n\u1ed3ng \u0111\u1ed9.<\/p>\n<h3><strong><b>\u0110\u1ed9 trong su\u1ed1t c\u1ee7a dung m\u00f4i: Ch\u1ecdn \u0111\u00fang ph\u01b0\u01a1ng ti\u1ec7n<\/b><\/strong><\/h3>\n<p>Khi th\u1eed nghi\u1ec7m m\u1eabu ch\u1ea5t l\u1ecfng, n\u00f3 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ghi nh\u1edb \u0111\u1ed9 trong su\u1ed1t c\u1ee7a dung m\u00f4i m\u00e0 b\u1ea1n s\u1eed d\u1ee5ng.<\/p>\n<h2><strong><b>PERSEE<\/b><\/strong><strong><b>: \u0110\u1ed1i t\u00e1c \u0111\u00e1ng tin c\u1eady c\u1ee7a b\u1ea1n trong<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>Quang ph\u1ed5<\/b><\/strong><\/h2>\n<p>N\u1ebfu b\u1ea1n mu\u1ed1n m\u1ed9t nh\u00e0 cung c\u1ea5p m\u00e1y quang ph\u1ed5 ch\u1ea5t l\u01b0\u1ee3ng, h\u00e3y xem x\u00e9t k\u1ef9 h\u01a1n v\u1ec1 Persee, \u0111\u01b0\u1ee3c th\u00e0nh l\u1eadp v\u00e0o n\u0103m 1991, l\u00e0 m\u1ed9t doanh nghi\u1ec7p c\u00f4ng ngh\u1ec7 cao hi\u1ec7n \u0111\u1ea1i t\u00edch h\u1ee3p c\u00f4ng c\u1ee5 khoa h\u1ecdc R &amp; D, s\u1ea3n xu\u1ea5t v\u00e0 b\u00e1n h\u00e0ng.<\/p>\n<h2><strong><b>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/b><\/strong><\/h2>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi ph\u1ed5 bi\u1ebfn th\u01b0\u1eddng h\u1ecfi v\u1ec1 quang ph\u1ed5 nh\u00ecn th\u1ea5y UV.<\/p>\n<h3><b>1.\u00a0<\/b><strong><b>L\u00e0m th\u1ebf n\u00e0o l\u00e0 <\/b><\/strong><strong><b>Abs<\/b><\/strong><strong><b>\u00a0li\u00ean quan \u0111\u1ebfn <\/b><\/strong><strong><b>T%<\/b><\/strong><strong><b>?<\/b><\/strong><\/h3>\n<p>\u0110\u1ed9 truy\u1ec1n qua l\u00e0 t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m \u00e1nh s\u00e1ng \u0111\u01b0\u1ee3c truy\u1ec1n qua m\u1eabu.<\/p>\n<p>Ch\u00fang c\u00f3 li\u00ean quan b\u1edfi ph\u01b0\u01a1ng tr\u00ecnh a = -logt<\/p>\n<p>A l\u00e0 \u0111\u1ed9 h\u1ea5p th\u1ee5 v\u00e0 T l\u00e0 \u0111\u1ed9 truy\u1ec1n qua.<\/p>\n<h3><b>2.\u00a0<\/b><strong><b>Lu\u1eadt Lambert-Beer l\u00e0 g\u00ec?<\/b><\/strong><\/h3>\n<p>Lu\u1eadt Lambert-Beer n\u00f3i r\u1eb1ng \u0111\u1ed9 h\u1ea5p th\u1ee5 c\u1ee7a dung d\u1ecbch t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi n\u1ed3ng \u0111\u1ed9 c\u1ee7a c\u00e1c lo\u00e0i h\u1ea5p th\u1ee5 v\u00e0 chi\u1ec1u d\u00e0i \u0111\u01b0\u1eddng d\u1eabn c\u1ee7a ch\u00f9m s\u00e1ng.<\/p>\n<h3><b>3.\u00a0<\/b><strong><b>Tr\u1ed1ng l\u00e0 g\u00ec v\u00e0 t\u1ea1i sao t\u00f4i c\u1ea7n s\u1eed d\u1ee5ng m\u1ed9t?<\/b><\/strong><\/h3>\n<p>Tr\u1ed1ng l\u00e0 m\u1ed9t m\u1eabu tham chi\u1ebfu ch\u1ee9a m\u1ecdi th\u1ee9 trong m\u1eabu ngo\u1ea1i tr\u1eeb ch\u1ea5t b\u1ea1n mu\u1ed1n \u0111o.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Have you ever thought about how scientists examine aspects from the cleanliness of drinking water to the effectiveness of medications you consume? A UV-visible spectrophotometer\u00a0may\u00a0played an\u00a0important role in those analyses! This advanced scientific tool is fundamental in scientific disciplines. In this blog, you will discover the flexibility of\u00a0UV spectrophotometer and their\u00a0capabilities in analyzing a diverse [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3427,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[38,37],"tags":[],"class_list":["post-3424","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-information","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts\/3424","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/comments?post=3424"}],"version-history":[{"count":0,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts\/3424\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/media\/3427"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/media?parent=3424"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/categories?post=3424"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/tags?post=3424"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}