{"id":2874,"date":"2023-09-14T14:58:10","date_gmt":"2023-09-14T06:58:10","guid":{"rendered":"http:\/\/www.pgeneral.com\/?p=2874"},"modified":"2023-09-14T14:58:10","modified_gmt":"2023-09-14T06:58:10","slug":"the-measurement-of-magnesium-in-esomeprazole-magnesium-pills-by-persee-atomic-absorption-spectrophotometer","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/vi\/ung-dung\/bio-tech-and-life-sciences\/the-measurement-of-magnesium-in-esomeprazole-magnesium-pills-by-persee-atomic-absorption-spectrophotometer\/","title":{"rendered":"Vi\u1ec7c \u0111o magi\u00ea trong thu\u1ed1c esomeprazole magi\u00ea b\u1eb1ng m\u00e1y quang ph\u1ed5 h\u1ea5p th\u1ee5 nguy\u00ean t\u1eed persee"},"content":{"rendered":"

Ph\u1ea1m vi s\u1eed d\u1ee5ng
\nPh\u01b0\u01a1ng ph\u00e1p n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi h\u00e0m l\u01b0\u1ee3ng kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a magi\u00ea trong kho\u1ea3ng 0,064-6,4% trong thu\u1ed1c esomeprazole magi\u00ea v\u00e0 vi\u00ean.<\/p>\n

Gi\u1edbi thi\u1ec7u
\nPh\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u0111\u1ec3 ki\u1ec3m tra h\u00e0m l\u01b0\u1ee3ng magi\u00ea trong thu\u1ed1c esomeprazole magi\u00ea ho\u1eb7c m\u00e1y t\u00ednh b\u1ea3ng.<\/p>\n

Thi\u1ebft b\u1ecb v\u00e0 thu\u1ed1c th\u1eed<\/p>\n

Thi\u1ebft b\u1ecb v\u00e0 Thi\u1ebft b\u1ecb:<\/p>\n

1. B\u00ecnh b\u00ecnh th\u00e0nh.<\/p>\n

2. C\u00e2n b\u1eb1ng an to\u00e0n<\/p>\n

Thu\u1ed1c th\u1eed (L\u1edbp ph\u00e2n t\u00edch):<\/p>\n

1. oxit lanthanum,<\/p>\n

2.hydrochloricacid,<\/p>\n

3,25% hydrochloricacid: addabout 50ml chai.<\/p>\n

4. Axit clohydric 1,0mol\/L: th\u00eam kho\u1ea3ng<\/p>\n

50ml n\u01b0\u1edbc trong b\u00ecnh \u0111\u1ecbnh m\u1ee9c 100ml.
\n5. Dung d\u1ecbch chu\u1ea9n Magie (1000ug\/ml),
\n6. N\u01b0\u1edbc tinh khi\u1ebft,
\n7. V\u1eadt li\u1ec7u omeprazole<\/p>\n

Gi\u1ea3i ph\u00e1p Lanthanum (l\u00e0 t\u00e1c nh\u00e2n kh\u1eed ion):
\n1. C\u00e2n 5,87g oxit lanthanum v\u00e0 \u0111\u1eb7t n\u00f3 v\u00e0o b\u00ecnh th\u1ec3 t\u00edch nh\u1ef1a 100ml.
\n2. C\u1ea9n th\u1eadn th\u00eam axit hydrochloric 25ml.
\n3. Th\u00eam n\u01b0\u1edbc v\u00e0o kh\u00f4ng \u0111\u1ed5i th\u1ec3 t\u00edch \u0111\u1ebfn 100ml.<\/p>\n

Gi\u1ea3i ph\u00e1p ti\u00eau chu\u1ea9n Magi\u00ea:<\/p>\n

1. Gi\u1ea3i ph\u00e1p ch\u1ee9ng kho\u00e1n ti\u00eau chu\u1ea9n magi\u00ea(2ug\/ml)<\/p>\n

a) C\u1ea9n th\u1eadn l\u1ea5y 1ml [dung d\u1ecbch ti\u00eau chu\u1ea9n magi\u00ea (1000ug\/ml)]v\u00e0 \u0111\u1eb7t n\u00f3 v\u00e0o b\u00ecnh th\u1ec3 t\u00edch 50ml.<\/p>\n

b) Th\u00eam 5ml [axit clohydric 1,0mol\/L] v\u00e0 th\u1ec3 t\u00edch kh\u00f4ng \u0111\u1ed5i v\u00e0o 50ml v\u00e0 tr\u1ed9n \u0111\u1ec1u.<\/p>\n

c) C\u1ea9n th\u1eadn l\u1ea5y 10ml dung d\u1ecbch trong b\u01b0\u1edbc cu\u1ed1i c\u00f9ng v\u00e0 \u0111\u1eb7t n\u00f3 v\u00e0o b\u00ecnh \u0111\u1ecbnh m\u1ee9c 100ml v\u00e0 th\u00eam n\u01b0\u1edbc v\u00e0o th\u1ec3 t\u00edch kh\u00f4ng \u0111\u1ed5i \u0111\u1ebfn 100ml.<\/p>\n

2. Th\u1eed nghi\u1ec7m ti\u00eau chu\u1ea9n magi\u00ea<\/p>\n

(ch\u1ee9a magie 0,1ug\/ml, 0,15ug\/ml, 0,2ug\/ml, 0,25ug\/ml, 0,3ug\/ml):<\/p>\n

a) C\u1ea9n th\u1eadn l\u1ea5y 5ml, 7,5ml, 10ml, 12,5ml v\u00e0 15ml [Dung d\u1ecbch chu\u1ea9n g\u1ed1c Magie (0,2ug\/ml)] t\u01b0\u01a1ng \u1ee9ng v\u00e0 cho t\u1eebng dung d\u1ecbch v\u00e0o b\u00ecnh \u0111\u1ecbnh m\u1ee9c 100ml.
\nb) Th\u00eam 4ml [dung d\u1ecbch lanthanum] trong m\u1ed7i b\u00ecnh
\nc) Kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ed5i \u0111\u1ebfn 100ml cho m\u1ed7i b\u00ecnh b\u1eb1ng n\u01b0\u1edbc<\/p>\n

\u0110i\u1ec1u tr\u1ecb m\u1eabu:
\n1. C\u1ea9n th\u1eadn l\u1ea5y 125mg m\u1eabu thu\u1ed1c esomeprazole magi\u00ea v\u00e0 \u0111\u1eb7t n\u00f3 v\u00e0o b\u00ecnh \u0111\u1ecbnh m\u1ee9c 100ml.
\n2. Th\u00eam 20ml axit clohydric 1,0mol\/L \u0111\u1ec3 h\u00f2a tan m\u1eabu v\u00e0 \u0111\u1ecbnh m\u1ee9c \u0111\u1ebfn 100ml b\u1eb1ng n\u01b0\u1edbc. Tr\u1ed9n \u0111\u1ec1u.
\n3. \u0110\u1eb7t \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng trong 30 ph\u00fat.
\n4. L\u1ea5y 5ml dung d\u1ecbch cu\u1ed1i c\u00f9ng v\u00e0 \u0111\u1eb7t n\u00f3 v\u00e0o b\u00ecnh \u0111\u1ecbnh m\u1ee9c 100ml.
\n5. L\u1ea5y 10ml dung d\u1ecbch t\u1eeb b\u01b0\u1edbc cu\u1ed1i c\u00f9ng v\u00e0 pha lo\u00e3ng \u0111\u1ebfn 100ml.
\n6. L\u1ea5y 10ml dung d\u1ecbch t\u1eeb b\u01b0\u1edbc cu\u1ed1i c\u00f9ng v\u00e0 \u0111\u1eb7t n\u00f3 v\u00e0o b\u00ecnh \u0111\u1ecbnh m\u1ee9c 100ml.
\n7. Kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ed5i \u0111\u1ebfn 100ml b\u1eb1ng n\u01b0\u1edbc.<\/p>\n

Chu\u1ea9n b\u1ecb c\u00f4ng c\u1ee5:
\n1. \u00c1p d\u1ee5ng \u0111\u00e8n cat\u1ed1t r\u1ed7ng MG v\u00e0o
\nM\u00e1y quang ph\u1ed5 h\u1ea5p th\u1ee5 nguy\u00ean t\u1eed A3F.
\n2. \u0110i\u1ec1u ch\u1ec9nh n\u0103ng l\u01b0\u1ee3ng \u0111\u00e8n th\u00e0nh 100%
\n3. \u0110\u1eb7t b\u01b0\u1edbc s\u00f3ng th\u00e0nh 285,2nm, \u0111\u1ec9nh t\u00ecm ki\u1ebfm \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u0111\u00e8n v\u00e0 d\u1ee5ng c\u1ee5 c\u00f3 ch\u1ee9c n\u0103ng b\u00ecnh th\u01b0\u1eddng.
\n4. \u0110\u1ed1t ch\u00e1y v\u1edbi kh\u00f4ng kh\u00ed-acetylen.
\n5. Ti\u00eam dung d\u1ecbch ti\u00eau chu\u1ea9n magi\u00ea c\u00f3 n\u1ed3ng \u0111\u1ed9 cao nh\u1ea5t.
\n6. Sau \u0111\u00f3, ti\u00eam n\u01b0\u1edbc v\u00e0 ch\u1ecdn [Auto Zero].<\/p>\n

\u0110i\u1ec1u ki\u1ec7n thi\u1ebft b\u1ecb
\nC\u00e1c th\u00f4ng s\u1ed1 l\u00e0m vi\u1ec7c c\u1ee7a c\u00f4ng c\u1ee5:<\/p>\n

\"\"<\/p>\n

B\u1ea3ng 1. Th\u00f4ng s\u1ed1 l\u00e0m vi\u1ec7c c\u1ee7a thi\u1ebft b\u1ecb.<\/p>\n

Th\u1ee7 t\u1ee5c th\u1eed nghi\u1ec7m<\/p>\n

\u0110\u01b0\u1eddng cong ti\u00eau chu\u1ea9n c\u1ee7a nh\u00f4m v\u00e0 ch\u1ea1y
\nCh\u1ea1y [Dung d\u1ecbch th\u1eed chu\u1ea9n Magie (ch\u1ee9a Magie 0,1ug\/ml, 0,15ug\/ml, 0,2ug\/ml, 0,25ug\/ml, 0,3ug\/ml)] r\u1ed3i l\u1eadp \u0111\u01b0\u1eddng chu\u1ea9n s\u1eed d\u1ee5ng k\u1ebft qu\u1ea3. Ch\u1ea1y m\u1eabu \u0111\u00e3 chu\u1ea9n b\u1ecb \u1edf tr\u00ean v\u00e0 t\u00ednh to\u00e1n k\u1ebft qu\u1ea3 b\u1eb1ng ph\u1ea7n m\u1ec1m AAWIN.<\/p>\n

T\u00ednh to\u00e1n:
\nPh\u1ea7n kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a magi\u00ea, WAL, \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb b\u1eb1ng ph\u1ea7n tr\u0103m, \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n th\u00e0nh b\u1ed1n v\u1ecb tr\u00ed th\u1eadp ph\u00e2n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n

\"\"<\/p>\n

\u1ede \u0111\u00e2u:
\n\u03c1 Mgis l\u00e0 n\u1ed3ng \u0111\u1ed9 kh\u1ed1i l\u01b0\u1ee3ng, t\u00ednh b\u1eb1ng microgam tr\u00ean ml (ug\/ml), c\u1ee7a magi\u00ea trong dung d\u1ecbch th\u1eed nghi\u1ec7m cu\u1ed1i c\u00f9ng;
\nM l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng, t\u00ednh b\u1eb1ng miligam, c\u1ee7a m\u1eabu \u0111\u01b0\u1ee3c l\u1ea5y trong [x\u1eed l\u00fd m\u1eabu] B\u01b0\u1edbc 1<\/p>\n

 
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