{"id":3620,"date":"2025-05-30T11:50:35","date_gmt":"2025-05-30T03:50:35","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=3620"},"modified":"2025-05-30T11:38:28","modified_gmt":"2025-05-30T03:38:28","slug":"gas-chromatography-explained-how-it-separates-different-compounds","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/vi\/news\/gas-chromatography-explained-how-it-separates-different-compounds","title":{"rendered":"Nhi\u1ec7t s\u1eafc kh\u00ed gi\u1ea3i th\u00edch: L\u00e0m th\u1ebf n\u00e0o n\u00f3 t\u00e1ch c\u00e1c h\u1ee3p ch\u1ea5t kh\u00e1c nhau"},"content":{"rendered":"<p>Nhi\u1ec7t s\u1eafc kh\u00ed (GC) l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd trong h\u00f3a h\u1ecdc ph\u00e2n t\u00edch. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n chia v\u00e0 nghi\u00ean c\u1ee9u c\u00e1c ch\u1ea5t trong nhi\u1ec1u l\u0129nh v\u1ef1c. Cho d\u00f9 b\u1ea1n l\u00e0 m\u1ed9t nh\u00e2n vi\u00ean ph\u00f2ng th\u00ed nghi\u1ec7m, nh\u00e0 khoa h\u1ecdc ho\u1eb7c ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng, bi\u1ebft c\u00e1ch GC ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n c\u00f3 \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c. B\u00e0i vi\u1ebft n\u00e0y kh\u00e1m ph\u00e1 khoa h\u1ecdc nhi\u1ec5m s\u1eafc kh\u00ed. N\u00f3 gi\u1ea3i th\u00edch c\u00e1ch n\u00f3 t\u00e1ch c\u00e1c ch\u1ea5t, s\u1eed d\u1ee5ng c\u1ee7a n\u00f3, v\u00e0 \u0111i\u1ec3m m\u1ea1nh v\u00e0 \u0111i\u1ec3m y\u1ebfu c\u1ee7a n\u00f3. t\u1ea1i <a href=\"https:\/\/www.pgeneral.com\/vi\/\"><u>PERSEE<\/u><\/a>Ch\u00fang t\u00f4i chuy\u00ean cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5 GC h\u00e0ng \u0111\u1ea7u \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a b\u1ea1n.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-3617\" src=\"http:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/05\/2cf5c53b1fc7967cf9854a139946f26-1.webp\" alt=\"2CF5C53B1FC7967CF9854A139946F26\" width=\"1020\" height=\"586\" srcset=\"https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/05\/2cf5c53b1fc7967cf9854a139946f26-1.webp 1020w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/05\/2cf5c53b1fc7967cf9854a139946f26-1-300x172.webp 300w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/05\/2cf5c53b1fc7967cf9854a139946f26-1-768x441.webp 768w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/05\/2cf5c53b1fc7967cf9854a139946f26-1-18x10.webp 18w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/05\/2cf5c53b1fc7967cf9854a139946f26-1-600x345.webp 600w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/><\/p>\n<h2><strong><b>C\u01a1 b\u1ea3n c\u1ee7a Gas Chromatography<\/b><\/strong><\/h2>\n<h3><strong><b>Gas Chromatography l\u00e0 g\u00ec?<\/b><\/strong><\/h3>\n<p>Nh\u00e2n s\u1eafc h\u1ecdc kh\u00ed l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 t\u00e1ch v\u00e0 t\u00ecm c\u00e1c ch\u1ea5t d\u1ec5 bay h\u01a1i trong h\u1ed7n h\u1ee3p. N\u00f3 ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch truy\u1ec1n m\u1ed9t m\u1eabu qua m\u1ed9t \u1ed1ng. C\u00e1c ch\u1ea5t t\u01b0\u01a1ng t\u00e1c kh\u00e1c nhau v\u1edbi m\u1ed9t l\u1edbp c\u1ed1 \u0111\u1ecbnh b\u00ean trong, v\u00ec v\u1eady ch\u00fang t\u00e1ch d\u1ef1a tr\u00ean c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a ch\u00fang. GC l\u00e0 tuy\u1ec7t v\u1eddi \u0111\u1ec3 ph\u00e2n t\u00edch nh\u1eefng th\u1ee9 bi\u1ebfn th\u00e0nh kh\u00ed m\u00e0 kh\u00f4ng ph\u00e1 h\u1ee7y, nh\u01b0 v\u1eadt li\u1ec7u h\u1eefu c\u01a1 ho\u1eb7c kh\u00ed. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p quan tr\u1ecdng cho nghi\u00ean c\u1ee9u h\u00f3a h\u1ecdc r\u00f5 r\u00e0ng.<\/p>\n<h3><strong><b>T\u1ea7m quan tr\u1ecdng c\u1ee7a nhi\u1ec5m s\u1eafc kh\u00ed trong h\u00f3a h\u1ecdc ph\u00e2n t\u00edch<\/b><\/strong><\/h3>\n<p>GC l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng c\u1ee7a h\u00f3a h\u1ecdc ph\u00e2n t\u00edch. N\u00f3 c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf c\u00e1c ch\u1ea5t v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c l\u1edbn. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 ki\u1ec3m tra m\u00f4i tr\u01b0\u1eddng, s\u1ea3n xu\u1ea5t thu\u1ed1c v\u00e0 an to\u00e0n th\u1ef1c ph\u1ea9m. V\u00ed d\u1ee5, GC c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y ch\u1ea5t \u00f4 nhi\u1ec5m trong kh\u00f4ng kh\u00ed ho\u1eb7c ki\u1ec3m tra \u0111\u1ed9 tinh khi\u1ebft c\u1ee7a thu\u1ed1c. S\u1ef1 linh ho\u1ea1t v\u00e0 nh\u1ea1y c\u1ea3m c\u1ee7a n\u00f3 l\u00e0m cho n\u00f3 r\u1ea5t c\u1ea7n thi\u1ebft cho c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u v\u00e0 c\u00f4ng nh\u00e2n nh\u1eb1m \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady.<\/p>\n<h3><strong><b>C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a h\u1ec7 th\u1ed1ng nhi\u1ec5m s\u1eafc kh\u00ed<\/b><\/strong><\/h3>\n<p>M\u1ed9t h\u1ec7 th\u1ed1ng GC \u0111i\u1ec3n h\u00ecnh c\u00f3 m\u1ed9t s\u1ed1 ph\u1ea7n quan tr\u1ecdng:<\/p>\n<ul>\n<li><strong>M\u00e1y ti\u00eam<\/strong>\u0110\u1eb7t m\u1eabu v\u00e0o h\u1ec7 th\u1ed1ng, n\u01a1i n\u00f3 bi\u1ebfn th\u00e0nh kh\u00ed.<\/li>\n<li><strong>\u1ed1ng<\/strong>C\u1ed1t l\u00f5i c\u1ee7a h\u1ec7 th\u1ed1ng, n\u01a1i chia x\u1ea3y ra. N\u00f3 c\u00f3 l\u1edbp c\u1ed1 \u0111\u1ecbnh.<\/li>\n<li><strong>Kh\u00ed v\u1eadn chuy\u1ec3n<\/strong>H\u00e0nh \u0111\u1ed9ng nh\u01b0 giai \u0111o\u1ea1n di chuy\u1ec3n, mang m\u1eabu qua \u1ed1ng.<\/li>\n<li><strong>M\u00e1y d\u00f2<\/strong>T\u00ecm v\u00e0 \u0111o l\u01b0\u1eddng c\u00e1c ch\u1ea5t t\u00e1ch.<\/li>\n<li><strong>H\u1ec7 th\u1ed1ng d\u1eef li\u1ec7u<\/strong>: Ghi l\u1ea1i v\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ea7u ra, t\u1ea1o m\u1ed9t bi\u1ec3u \u0111\u1ed3.<\/li>\n<\/ul>\n<p>Nh\u1eefng b\u1ed9 ph\u1eadn n\u00e0y l\u00e0m vi\u1ec7c c\u00f9ng nhau \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ph\u00e2n chia v\u00e0 nghi\u00ean c\u1ee9u t\u1ed1t, nh\u01b0 \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n<h2><strong><b>C\u00e1c nguy\u00ean t\u1eafc \u0111\u1eb1ng sau s\u1ef1 t\u00e1ch h\u1ee3p ch\u1ea5t<\/b><\/strong><\/h2>\n<h3><strong><b>Vai tr\u00f2 c\u1ee7a giai \u0111o\u1ea1n di \u0111\u1ed9ng v\u00e0 giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh<\/b><\/strong><\/h3>\n<p>Trong GC, ph\u00e2n chia ph\u1ee5 thu\u1ed9c v\u00e0o hai giai \u0111o\u1ea1n:<\/p>\n<ul>\n<li><strong>Giai \u0111o\u1ea1n di chuy\u1ec3n<\/strong>M\u1ed9t kh\u00ed kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng, nh\u01b0 heli ho\u1eb7c nit\u01a1, mang m\u1eabu kh\u00ed qua \u1ed1ng. N\u00f3 kh\u00f4ng ph\u1ea3n \u1ee9ng v\u1edbi m\u1eabu, v\u00ec v\u1eady c\u00e1c ch\u1ea5t di chuy\u1ec3n d\u1ef1a tr\u00ean c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a ch\u00fang.<\/li>\n<li><strong>Giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh<\/strong>M\u1ed9t l\u1edbp ph\u1ee7 l\u1ecfng ho\u1eb7c r\u1eafn b\u00ean trong \u1ed1ng. C\u00e1c ch\u1ea5t t\u01b0\u01a1ng t\u00e1c v\u1edbi giai \u0111o\u1ea1n n\u00e0y kh\u00e1c nhau d\u1ef1a tr\u00ean trang \u0111i\u1ec3m c\u1ee7a ch\u00fang, d\u1eabn \u0111\u1ebfn s\u1ef1 t\u00e1ch bi\u1ec7t.<\/li>\n<\/ul>\n<p>S\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa c\u00e1c giai \u0111o\u1ea1n n\u00e0y quy\u1ebft \u0111\u1ecbnh c\u00e1ch c\u00e1c ch\u1ea5t ph\u00e2n chia. Giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong th\u1eddi gian c\u00e1c ch\u1ea5t t\u1ed3n t\u1ea1i.<\/p>\n<h3><strong><b>C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh t\u00e1ch<\/b><\/strong><\/h3>\n<p>M\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c c\u00e1c ch\u1ea5t ph\u00e2n chia t\u1ed1t nh\u01b0 th\u1ebf n\u00e0o trong GC:<\/p>\n<h4><strong><b>T\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c h\u1ee3p ch\u1ea5t v\u00e0 giai \u0111o\u1ea1n t\u0129nh<\/b><\/strong><\/h4>\n<p>C\u00e1c ch\u1ea5t d\u00ednh nhi\u1ec1u h\u01a1n v\u00e0o giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh di chuy\u1ec3n ch\u1eadm h\u01a1n. \u0110i\u1ec1u n\u00e0y g\u00e2y ra th\u1eddi gian \u1edf l\u1ea1i l\u00e2u h\u01a1n. V\u00ed d\u1ee5, c\u00e1c ch\u1ea5t c\u1ef1c t\u01b0\u01a1ng t\u00e1c nhi\u1ec1u h\u01a1n v\u1edbi c\u00e1c giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh c\u1ef1c. C\u00e1c ch\u1ea5t kh\u00f4ng c\u1ef1c di chuy\u1ec3n nhanh h\u01a1n qua c\u00e1c giai \u0111o\u1ea1n kh\u00f4ng c\u1ef1c. Quy t\u1eafc \"nh\u01b0-thu h\u00fat-nh\u01b0\" n\u00e0y ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng chia.<\/p>\n<h4><strong><b>\u0110\u1ed9 bi\u1ebfn \u0111\u1ed9ng v\u00e0 \u0111i\u1ec3m s\u00f4i c\u1ee7a c\u00e1c h\u1ee3p ch\u1ea5t<\/b><\/strong><\/h4>\n<p>C\u00e1c ch\u1ea5t c\u00f3 \u0111i\u1ec3m s\u00f4i th\u1ea5p h\u01a1n d\u1ec5 d\u00e0ng bi\u1ebfn th\u00e0nh kh\u00ed. H\u1ecd d\u00e0nh nhi\u1ec1u th\u1eddi gian h\u01a1n trong giai \u0111o\u1ea1n di chuy\u1ec3n, v\u00ec v\u1eady h\u1ecd c\u00f3 th\u1eddi gian \u1edf l\u1ea1i ng\u1eafn h\u01a1n. C\u00e1c ch\u1ea5t d\u1ec5 bay h\u01a1i \u00edt d\u00ednh v\u00e0o giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh h\u01a1n. H\u1ecd m\u1ea5t nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 ra ngo\u00e0i. Nhi\u1ec7t \u0111\u1ed9 \u1ed1ng c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh bi\u1ebfn \u0111\u1ed9ng. Thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ea3i thi\u1ec7n vi\u1ec7c t\u00e1ch.<\/p>\n<h2><strong><b>Qu\u00e1 tr\u00ecnh nhi\u1ec5m s\u1eafc kh\u00ed t\u1eebng b\u01b0\u1edbc<\/b><\/strong><\/h2>\n<h3><strong><b>M\u1eabu ti\u00eam v\u00e0 b\u1ed1c h\u01a1i<\/b><\/strong><\/h3>\n<p>Qu\u00e1 tr\u00ecnh b\u1eaft \u0111\u1ea7u v\u1edbi vi\u1ec7c ti\u00eam m\u1ed9t m\u1eabu nh\u1ecf v\u00e0o h\u1ec7 th\u1ed1ng GC. M\u1eabu c\u00f3 th\u1ec3 l\u00e0 ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed. N\u00f3 \u0111\u01b0\u1ee3c l\u00e0m n\u00f3ng \u0111\u1ebfn 200-350 \u00b0 C trong m\u00e1y ti\u00eam. \u0110i\u1ec1u n\u00e0y bi\u1ebfn n\u00f3 th\u00e0nh kh\u00ed ngay l\u1eadp t\u1ee9c. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o c\u00e1c ch\u1ea5t s\u1eb5n s\u00e0ng di chuy\u1ec3n qua \u1ed1ng. Ti\u00eam c\u1ea9n th\u1eadn ng\u0103n ch\u1eb7n qu\u00e1 t\u1ea3i, c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 t\u00e1ch k\u00e9m.<\/p>\n<h3><strong><b>V\u1eadn chuy\u1ec3n qua c\u1ed9t b\u1eb1ng kh\u00ed v\u1eadn chuy\u1ec3n<\/b><\/strong><\/h3>\n<p>Kh\u00ed mang, th\u01b0\u1eddng l\u00e0 heli ho\u1eb7c nit\u01a1, di chuy\u1ec3n m\u1eabu kh\u00ed th\u00f4ng qua \u1ed1ng. T\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y c\u1ee7a kh\u00ed \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t c\u1ea9n th\u1eadn. M\u1ed9t d\u00f2ng ch\u1ea3y nhanh ch\u00f3ng t\u0103ng t\u1ed1c nghi\u00ean c\u1ee9u nh\u01b0ng c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 r\u00f5 r\u00e0ng. M\u1ed9t d\u00f2ng ch\u1ea3y ch\u1eadm h\u01a1n c\u1ea3i thi\u1ec7n vi\u1ec7c t\u00e1ch nh\u01b0ng m\u1ea5t nhi\u1ec1u th\u1eddi gian h\u01a1n.<\/p>\n<h3><strong><b>T\u01b0\u01a1ng t\u00e1c trong c\u1ed9t&#8217; s giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh<\/b><\/strong><\/h3>\n<p>B\u00ean trong \u1ed1ng, giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh - m\u1ed9t l\u1edbp m\u1ecfng c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c polymer - t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c ch\u1ea5t m\u1eabu. S\u1ef1 li\u00ean k\u1ebft \u0111\u1ed9c \u0111\u00e1o c\u1ee7a m\u1ed7i ch\u1ea5t v\u1edbi giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh l\u00e0m cho n\u00f3 di chuy\u1ec3n v\u1edbi t\u1ed1c \u0111\u1ed9 kh\u00e1c nhau. S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y g\u00e2y ra s\u1ef1 chia r\u1ebd. C\u00e1c ch\u1ea5t xu\u1ea5t hi\u1ec7n t\u1ea1i c\u00e1c th\u1eddi \u0111i\u1ec3m kh\u00e1c nhau.<\/p>\n<h3><strong><b>Ph\u00e1t hi\u1ec7n v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u<\/b><\/strong><\/h3>\n<p>Khi c\u00e1c ch\u1ea5t r\u1eddi kh\u1ecfi \u1ed1ng, ch\u00fang \u0111\u1ebfn v\u1edbi m\u00e1y d\u00f2. N\u00f3 bi\u1ebfn s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a ch\u00fang th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n. M\u00e1y d\u00f2 ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>M\u00e1y d\u00f2 ion h\u00f3a ng\u1ecdn l\u1eeda (FID)<\/strong>R\u1ea5t nh\u1ea1y c\u1ea3m v\u1edbi hydrocarbon, tuy\u1ec7t v\u1eddi cho v\u1eadt li\u1ec7u h\u1eefu c\u01a1.<\/li>\n<li><strong>M\u00e1y d\u00f2 ch\u1ee5p \u0111i\u1ec7n t\u1eed (ECD)<\/strong>T\u1ed1t cho c\u00e1c ch\u1ea5t halogen, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng.<\/li>\n<li><strong>M\u00e1y quang ph\u1ed5 kh\u1ed1i l\u01b0\u1ee3ng (MS)<\/strong>Cung c\u1ea5p x\u00e1c \u0111\u1ecbnh chi ti\u1ebft b\u1eb1ng c\u00e1ch nghi\u00ean c\u1ee9u c\u00e1c m\u1ea3nh ph\u00e2n t\u1eed.<\/li>\n<\/ul>\n<p>C\u00e1c t\u00edn hi\u1ec7u c\u1ee7a m\u00e1y d\u00f2 t\u1ea1o ra m\u1ed9t bi\u1ec3u \u0111\u1ed3. Bi\u1ec3u \u0111\u1ed3 n\u00e0y cho th\u1ea5y c\u00e1c \u0111\u1ec9nh cho th\u1eddi gian v\u00e0 l\u01b0\u1ee3ng \u1edf l\u1ea1i c\u1ee7a m\u1ed7i ch\u1ea5t.<\/p>\n<h2><strong><b>\u1ee8ng d\u1ee5ng s\u1eafc n\u00e9t kh\u00ed trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p<\/b><\/strong><\/h2>\n<h3><strong><b>S\u1eed d\u1ee5ng trong ph\u00e2n t\u00edch m\u00f4i tr\u01b0\u1eddng<\/b><\/strong><\/h3>\n<p>GC l\u00e0 ch\u00eca kh\u00f3a cho th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng. N\u00f3 ph\u00e1t hi\u1ec7n c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m nh\u01b0 thu\u1ed1c tr\u1eeb s\u00e2u ho\u1eb7c c\u00e1c h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 bay h\u01a1i (VOC) trong kh\u00f4ng kh\u00ed, n\u01b0\u1edbc v\u00e0 \u0111\u1ea5t. V\u00ed d\u1ee5, GC v\u1edbi ECD c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf thu\u1ed1c tr\u1eeb s\u00e2u clo. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 c\u00e1c quy t\u1eafc m\u00f4i tr\u01b0\u1eddng. \u0110\u1ed9 nh\u1ea1y c\u1ea3m c\u1ee7a n\u00f3 l\u00e0 ho\u00e0n h\u1ea3o \u0111\u1ec3 theo d\u00f5i c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m m\u1ee9c th\u1ea5p.<\/p>\n<h3><strong><b>\u1ee8ng d\u1ee5ng trong nghi\u00ean c\u1ee9u d\u01b0\u1ee3c ph\u1ea9m v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng<\/b><\/strong><\/h3>\n<p>Trong s\u1ea3n xu\u1ea5t thu\u1ed1c, GC \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tinh khi\u1ebft thu\u1ed1c v\u00e0 ph\u00e1t hi\u1ec7n c\u00e1c t\u1ea1p ch\u1ea5t. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ki\u1ec3m tra dung m\u00f4i c\u00f2n l\u1ea1i trong c\u00e1c c\u00f4ng th\u1ee9c thu\u1ed1c ho\u1eb7c \u0111o c\u00e1c th\u00e0nh ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng. c\u1ee7a ch\u00fang t\u00f4i <a href=\"https:\/\/www.pgeneral.com\/vi\/product\/gc1100\/\"><u>H\u1ec7 th\u1ed1ng nhi\u1ec5m s\u1eafc kh\u00ed GC1100<\/u><\/a>\u00a0\u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u kh\u00f3 kh\u0103n c\u1ee7a ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng thu\u1ed1c, mang l\u1ea1i k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady.<\/p>\n<h3><strong><b>Vai tr\u00f2 trong th\u1eed nghi\u1ec7m th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng<\/b><\/strong><\/h3>\n<p>GC \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong an to\u00e0n th\u1ef1c ph\u1ea9m. N\u00f3 ph\u00e1t hi\u1ec7n c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m nh\u01b0 thu\u1ed1c tr\u1eeb s\u00e2u ho\u1eb7c ph\u1ee5 gia. N\u00f3 c\u0169ng ki\u1ec3m tra c\u00e1c h\u1ee3p ch\u1ea5t h\u01b0\u01a1ng v\u1ecb v\u00e0 axit b\u00e9o \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. V\u00ed d\u1ee5, GC c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y l\u01b0\u1ee3ng d\u1ea5u v\u1ebft c\u1ee7a mycotoxin trong th\u1ef1c ph\u1ea9m. \u0110i\u1ec1u n\u00e0y b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ee7a ng\u01b0\u1eddi ti\u00eau d\u00f9ng v\u00e0 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n quy \u0111\u1ecbnh.<\/p>\n<h2><strong><b>L\u1ee3i th\u1ebf v\u00e0 h\u1ea1n ch\u1ebf c\u1ee7a nhi\u1ec5m s\u1eafc kh\u00ed<\/b><\/strong><\/h2>\n<h3><strong><b>L\u1ee3i \u00edch c\u1ee7a ph\u00e2n t\u00edch h\u1ee3p ch\u1ea5t<\/b><\/strong><\/h3>\n<h4><strong><b>\u0110\u1ed9 nh\u1ea1y c\u1ea3m v\u00e0 ch\u00ednh x\u00e1c cao<\/b><\/strong><\/h4>\n<p>GC c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c ch\u1ea5t \u1edf m\u1ee9c ph\u1ea7n tr\u00ean t\u1ef7. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 tuy\u1ec7t v\u1eddi cho ph\u00e2n t\u00edch d\u1ea5u v\u1ebft. \u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a n\u00f3 \u0111\u1ea3m b\u1ea3o x\u00e1c \u0111\u1ecbnh v\u00e0 \u0111o l\u01b0\u1eddng ch\u00ednh x\u00e1c, r\u1ea5t quan tr\u1ecdng cho nghi\u00ean c\u1ee9u v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n<h4><strong><b>T\u1ed1c \u0111\u1ed9 ph\u00e2n t\u00edch<\/b><\/strong><\/h4>\n<p>GC cung c\u1ea5p k\u1ebft qu\u1ea3 nhanh ch\u00f3ng, th\u01b0\u1eddng ho\u00e0n th\u00e0nh trong v\u00e0i ph\u00fat. T\u1ed1c \u0111\u1ed9 n\u00e0y r\u1ea5t c\u00f3 gi\u00e1 tr\u1ecb cho c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m b\u1eadn r\u1ed9n, nh\u01b0 trong th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng ho\u1eb7c th\u1ef1c ph\u1ea9m.<\/p>\n<h3><strong><b>Th\u00e1ch th\u1ee9c v\u00e0 h\u1ea1n ch\u1ebf<\/b><\/strong><\/h3>\n<h4><strong><b>C\u00e1c h\u1ee3p ch\u1ea5t ph\u00f9 h\u1ee3p cho ph\u00e2n t\u00edch<\/b><\/strong><\/h4>\n<p>GC ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng cho c\u00e1c ch\u1ea5t d\u1ec5 bay h\u01a1i ho\u1eb7c nh\u1eefng ch\u1ea5t chuy\u1ec3n th\u00e0nh kh\u00ed m\u00e0 kh\u00f4ng ph\u00e1 h\u1ee7y. C\u00e1c ch\u1ea5t kh\u00f4ng bay h\u01a1i ho\u1eb7c nh\u1ea1y c\u1ea3m v\u1edbi nhi\u1ec7t c\u1ea7n \u0111i\u1ec1u tr\u1ecb \u0111\u1eb7c bi\u1ec7t ho\u1eb7c c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nh\u01b0 HPLC.<\/p>\n<h4><strong><b>Nh\u1eefng c\u00e2n nh\u1eafc v\u1ec1 chi ph\u00ed thi\u1ebft b\u1ecb<\/b><\/strong><\/h4>\n<p>H\u1ec7 th\u1ed1ng GC, bao g\u1ed3m \u1ed1ng v\u00e0 m\u00e1y d\u00f2, c\u00f3 th\u1ec3 t\u1ed1n k\u00e9m \u0111\u1ec3 mua v\u00e0 b\u1ea3o tr\u00ec. Tuy nhi\u00ean, \u0111\u1ed9 tin c\u1eady v\u00e0 linh ho\u1ea1t d\u00e0i h\u1ea1n c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng nh\u01b0 ch\u00fang t\u00f4i <a href=\"https:\/\/www.pgeneral.com\/vi\/product\/g5gc\/\"><u>H\u1ec7 th\u1ed1ng nhi\u1ec5m s\u1eafc kh\u00ed G5GC<\/u><\/a>\u00a0l\u00e0m cho ch\u00fang m\u1ed9t l\u1ef1a ch\u1ecdn th\u00f4ng minh cho nhi\u1ec1u ph\u00f2ng th\u00ed nghi\u1ec7m.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-3617\" src=\"http:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/05\/2cf5c53b1fc7967cf9854a139946f26-1.webp\" alt=\"2CF5C53B1FC7967CF9854A139946F26\" width=\"1020\" height=\"586\" srcset=\"https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/05\/2cf5c53b1fc7967cf9854a139946f26-1.webp 1020w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/05\/2cf5c53b1fc7967cf9854a139946f26-1-300x172.webp 300w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/05\/2cf5c53b1fc7967cf9854a139946f26-1-768x441.webp 768w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/05\/2cf5c53b1fc7967cf9854a139946f26-1-18x10.webp 18w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/05\/2cf5c53b1fc7967cf9854a139946f26-1-600x345.webp 600w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/><\/p>\n<h2><strong><b>PERSEE: M\u1ed9t \u0111\u1ed1i t\u00e1c \u0111\u00e1ng tin c\u1eady cho c\u00e1c gi\u1ea3i ph\u00e1p nhi\u1ec5m s\u1eafc kh\u00ed<\/b><\/strong><\/h2>\n<h3><strong><b>T\u1ed5ng quan v\u1ec1 chuy\u00ean m\u00f4n c\u1ee7a PERSEE trong c\u00e1c d\u1ee5ng c\u1ee5 ph\u00e2n t\u00edch<\/b><\/strong><\/h3>\n<p>T\u1ea1i PERSEE, ch\u00fang t\u00f4i \u0111\u00e3 t\u1ea1o ra c\u00e1c c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch ti\u00ean ti\u1ebfn trong h\u01a1n 20 n\u0103m. Ch\u00fang t\u00f4i ph\u1ee5c v\u1ee5 c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. Chuy\u00ean m\u00f4n c\u1ee7a ch\u00fang t\u00f4i trong nhi\u1ec5m s\u1eafc kh\u00ed \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng c\u1ee7a ch\u00fang t\u00f4i cung c\u1ea5p \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady b\u1ea1n c\u1ea7n. Ch\u00fang t\u00f4i hi\u1ec3u nh\u1eefng th\u00e1ch th\u1ee9c c\u1ee7a h\u00f3a h\u1ecdc ph\u00e2n t\u00edch. Ch\u00fang t\u00f4i thi\u1ebft k\u1ebf s\u1ea3n ph\u1ea9m c\u1ee7a ch\u00fang t\u00f4i \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n.<\/p>\n<h3><strong><b>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a h\u1ec7 th\u1ed1ng nhi\u1ec5m s\u1eafc kh\u00ed c\u1ee7a PERSEE<\/b><\/strong><\/h3>\n<p>H\u1ec7 th\u1ed1ng GC c\u1ee7a ch\u00fang t\u00f4i, nh\u01b0 GC1100 v\u00e0 G5GC, cung c\u1ea5p:<\/p>\n<ul>\n<li><strong>\u0110\u1ed9 nh\u1ea1y c\u1ea3m cao<\/strong>M\u00e1y d\u00f2 nh\u01b0 FID v\u00e0 ECD cho ph\u00e9p ph\u00e1t hi\u1ec7n ch\u00ednh x\u00e1c c\u00e1c ch\u1ea5t d\u1ea5u v\u1ebft.<\/li>\n<li><strong>T\u00f9y ch\u1ecdn linh ho\u1ea1t<\/strong>: T\u00f9y ch\u1ec9nh \u1ed1ng v\u00e0 giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh cho c\u00e1c m\u1ee5c \u0111\u00edch kh\u00e1c nhau.<\/li>\n<li><strong>Thi\u1ebft k\u1ebf m\u1ea1nh m\u1ebd<\/strong>\u0110\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u1edbi \u00edt b\u1ea3o tr\u00ec.<\/li>\n<li><strong>Giao di\u1ec7n d\u1ec5 d\u00e0ng<\/strong>\u0110\u01a1n gi\u1ea3n h\u00f3a ho\u1ea1t \u0111\u1ed9ng v\u00e0 xem x\u00e9t d\u1eef li\u1ec7u cho t\u1ea5t c\u1ea3 ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<\/ul>\n<p>C\u00e1c t\u00ednh n\u0103ng n\u00e0y l\u00e0m cho h\u1ec7 th\u1ed1ng c\u1ee7a ch\u00fang t\u00f4i ho\u00e0n h\u1ea3o cho m\u00f4i tr\u01b0\u1eddng, thu\u1ed1c v\u00e0 s\u1eed d\u1ee5ng an to\u00e0n th\u1ef1c ph\u1ea9m. \u0110\u1ed1i v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh, ti\u1ebfp c\u1eadn v\u1edbi ch\u00fang t\u00f4i <a href=\"https:\/\/www.pgeneral.com\/vi\/lien-he-voi-chung-toi\/\"><u>trang li\u00ean h\u1ec7<\/u><\/a>.<\/p>\n<h2><strong><b>Ph\u1ea7n k\u1ebft lu\u1eadn<\/b><\/strong><\/h2>\n<p>Nh\u00e2n s\u1eafc h\u1ecdc kh\u00ed l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p linh ho\u1ea1t v\u00e0 m\u1ea1nh m\u1ebd \u0111\u1ec3 t\u00e1ch v\u00e0 nghi\u00ean c\u1ee9u c\u00e1c ch\u1ea5t d\u1ec5 bay h\u01a1i. B\u1eb1ng c\u00e1ch hi\u1ec3u vai tr\u00f2 c\u1ee7a c\u00e1c giai \u0111o\u1ea1n di chuy\u1ec3n v\u00e0 c\u1ed1 \u0111\u1ecbnh, c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c t\u00e1ch v\u00e0 qu\u00e1 tr\u00ecnh t\u1eebng b\u01b0\u1edbc, b\u1ea1n c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n c\u00e1c nghi\u00ean c\u1ee9u GC c\u1ee7a m\u00ecnh \u0111\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 t\u1ed1t h\u01a1n. T\u1ea1i PERSEE, ch\u00fang t\u00f4i cam k\u1ebft h\u1ed7 tr\u1ee3 c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng GC ch\u1ea5t l\u01b0\u1ee3ng cao. Th\u0103m ch\u00fang t\u00f4i <a href=\"https:\/\/www.pgeneral.com\/vi\/\"><u>trang ch\u1ee7<\/u><\/a>\u00a0\u0111\u1ec3 kh\u00e1m ph\u00e1 c\u00e1c c\u00f4ng c\u1ee5 c\u1ee7a ch\u00fang t\u00f4i v\u00e0 t\u0103ng c\u01b0\u1eddng k\u1ef9 n\u0103ng ph\u00e2n t\u00edch c\u1ee7a b\u1ea1n.<\/p>\n<h2><strong><b>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/b><\/strong><\/h2>\n<h3><strong><b>Nh\u1eefng lo\u1ea1i h\u1ee3p ch\u1ea5t n\u00e0o c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng nhi\u1ec5m s\u1eafc kh\u00ed?<\/b><\/strong><\/h3>\n<p>Nh\u00e2n s\u1eafc h\u1ecdc kh\u00ed ho\u1ea1t \u0111\u1ed9ng cho c\u00e1c ch\u1ea5t bay h\u01a1i ho\u1eb7c nh\u1eefng ch\u1ea5t c\u00f3 th\u1ec3 chuy\u1ec3n th\u00e0nh kh\u00ed m\u00e0 kh\u00f4ng ph\u00e1 h\u1ee7y, th\u01b0\u1eddng v\u1edbi tr\u1ecdng l\u01b0\u1ee3ng d\u01b0\u1edbi 1250 Da. V\u00ed d\u1ee5 bao g\u1ed3m c\u00e1c v\u1eadt li\u1ec7u h\u1eefu c\u01a1 nh\u01b0 hydrocarbon, thu\u1ed1c tr\u1eeb s\u00e2u v\u00e0 r\u01b0\u1ee3u. C\u00e1c ch\u1ea5t kh\u00f4ng bay h\u01a1i ho\u1eb7c nh\u1ea1y c\u1ea3m v\u1edbi nhi\u1ec7t c\u00f3 th\u1ec3 c\u1ea7n \u0111i\u1ec1u tr\u1ecb \u0111\u1eb7c bi\u1ec7t ho\u1eb7c c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nh\u01b0 HPLC.<\/p>\n<h3><strong><b>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 t\u00e1ch h\u1ee3p ch\u1ea5t t\u00e1c \u0111\u1ed9ng giai \u0111o\u1ea1n t\u0129nh?<\/b><\/strong><\/h3>\n<p>Giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh quy\u1ebft \u0111\u1ecbnh c\u00e1ch c\u00e1c ch\u1ea5t t\u01b0\u01a1ng t\u00e1c v\u00e0 chia trong \u1ed1ng. C\u00e1c giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh c\u1ef1c gi\u1eef c\u00e1c ch\u1ea5t c\u1ef1c l\u00e2u h\u01a1n. C\u00e1c giai \u0111o\u1ea1n kh\u00f4ng c\u1ef1c \u01b0a th\u00edch c\u00e1c ch\u1ea5t kh\u00f4ng c\u1ef1c. Vi\u1ec7c l\u1ef1a ch\u1ecdn giai \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh, nh\u01b0 silicone ho\u1eb7c polyethylene glycol, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1eddi gian \u1edf l\u1ea1i v\u00e0 \u0111\u1ed9 r\u00f5 r\u00e0ng. \u0110\u00f3 l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 ph\u00e2n chia hi\u1ec7u qu\u1ea3.<\/p>\n<h3><strong><b>Nh\u00e3n s\u1eafc h\u1ecdc kh\u00ed c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho ph\u00e2n t\u00edch \u0111\u1ecbnh l\u01b0\u1ee3ng kh\u00f4ng?<\/b><\/strong><\/h3>\n<p>V\u00e2ng, GC \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 \u0111o l\u01b0\u1ee3ng. B\u1eb1ng c\u00e1ch hi\u1ec7u chu\u1ea9n v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn, m\u00e1y d\u00f2 GC \u0111o c\u00e1c khu v\u1ef1c \u0111\u1ec9nh trong bi\u1ec3u \u0111\u1ed3. \u0110i\u1ec1u n\u00e0y x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng ch\u1ea5t. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 ti\u00eau chu\u1ea9n h\u00f3a n\u1ed9i b\u1ed9 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c cao. GC l\u00e0 l\u00fd t\u01b0\u1edfng cho vi\u1ec7c \u0111o c\u00e1c ch\u1ea5t trong h\u1ed7n h\u1ee3p ph\u1ee9c t\u1ea1p.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Gas chromatography (GC) is a strong tool in analytical chemistry. It\u2019s used to split and study substances in many fields. Whether you\u2019re a lab worker, scientist, or quality checker, knowing how GC works can help you get exact results. This article explores the science of gas chromatography. It explains how it separates substances, its uses, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3616,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[38,37],"tags":[],"class_list":["post-3620","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\/3620","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=3620"}],"version-history":[{"count":0,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts\/3620\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/media\/3616"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/media?parent=3620"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/categories?post=3620"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/tags?post=3620"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}