在分析工作中,常需使用质量优良、含量准确的化合物作为检测对照比较或仪器校正之用,这类物质称为标准品,亦可称为标准物。
标准品概述 标准品主要用于测定生物制品的效价,生产部门在申报生物制品的质量标准时必须提供被检测的标准品效价,并以单位(μ)表示。根据用途不同,检验用标准品可分为两类:一种是用于生物检定的标准品,如供生物制品、内分泌药物及抗菌素等使用的;另一种是化学标准品,包括校正仪器用的、校正药品紫外或红外图谱用的以及作为药品纯度检查和杂质对照的标准品。《中华人民共和国药典1990年版》第一部分附录第67页提供了如乙酸龙脑酯、丁香酚及人参二醇等多种标准品与对照药材,供中药纯度检测或含量测定使用。
国际标准品 国际标准品是以原有国际标准品的效价单位为基准,在广泛国际合作中确定其效价单位。效价以1U表示。某一种物品的第一个国际标准品建立时,其效价单位需由专家委员会协商决定后公布,这些标准品是全球制备国家标准品的标准对照物质,使国际标准达到统一。
试剂与标准品 食品分析实验室所用的所有试剂都应贴有标签,并注明以下信息:名称、配制日期、负责人签字等必要内容。大多数食品分析工作均需使用标准品作为定性或定量检测的参照物。标准品按类型可分为国际标准品、国家标准品、企业内部标准品和其他标准品。
对于基准标准品,盛放容器应贴有标签以标明名称、标准品文件号、开启时间、有效期及负责人签字等信息。此外,实验室需保存所有基准标准品的相关专门文件。
容量分析用标准溶液 容量分析中使用的标准溶液管理也需严格把控。每个标准溶液的容器都须贴有明显标签,注明名称、浓度、配制日期、配制规程号、贮存条件、有效期及负责人签字等信息。
中文名称 | 英文名称 | CAS号 | 化学式 | 结构式图片 |
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(4-{1-羟基-2-[6-(4-苯基-丁-2-基氧基)己基氨基]乙基}-2-(羟甲基)苯酚) | 4-(1-Hydroxy-2-((6-((4-phenylbutan-2-yl)oxy)hexyl)amino)ethyl)-2-(hydroxymethyl)phenol | 108928-81-0 | C25H37NO4 |
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(4-(2-(氮杂环庚烷-1-基)乙氧基)苯基)甲醇 | 1-[2-(4-hydroxymethyl-phenoxy)-ethyl]azepane | 223251-16-9 | C15H23NO2 |
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(3’R)-依折麦布 | (3R,4S)-1-(4-fluorophenyl)-3-[(3R)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl)-azetidin-2-one | 163380-16-3 | C24H21F2NO3 |
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(3beta, 5Z,7E)-9,10-开链胆甾-5,7,10(19)-三烯-3-基丁酸酯 | vitamin D<sub>3</sub> butyrate | 31316-20-8 | C31H50O2 |
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(3aS-顺式)-1,3-二苄基四氢-1H-噻吩并[3,4-d]咪唑-2,4-二酮 | (3aS,6aR)-1,3-dibenzyltetrahydro-1H-thieno[3,4-d]imidazole-2,4-dione | 33607-57-7 | C19H18N2O2S |
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(3aS,8aR)-1,3A,8-三甲基-1,2,3,3A,8,8A-六氢吡咯并[2,3-b]吲哚-5-基二甲基氨基甲酸酯 | Dimethyl-carbamic acid (3aS,8aR)-1,3a,8-trimethyl-1,2,3,3a,8,8a-hexahydro-pyrrolo[2,3-b]indol-5-yl ester | 103877-07-2 | C16H23N3O2 |
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(3aS,4R,5S,6aR)-(+)-六氢-5-羟基-4-(羟甲基)-2H-环戊并[b]呋喃-2-酮 | (+)-corey lactone diol | 76704-05-7 | C8H12O4 |
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(3Z,14aR,14bR)-4,6-二(乙酰氧基)-3-亚乙基-2,3,4,5,6,7,9,11,13,14,14a,14b-十二氢-5,6,12-三甲基-2,7-二氧代-[1,6]二氧杂环十二碳六烯并[2,3,4-gh]吡咯里嗪鎓 | Ligularine | 34429-54-4 | C23H32NO9+ |
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(3S,5S,8R,9S,10S,13S,14S)-10,13-二甲基-17-(吡啶-3-基)-2 | 3β-acetoxy-17-(3-pyridyl)-5α-androst-16-ene | 219843-76-2 | C26H35NO2 |
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(3S,5R,6E)-7-[2-环丙基-4-(4-氟苯基)-3-喹啉基]-3,5-二羟基-6-庚烯酸 | (3S,5R,E)-7-(2-Cyclopropyl-4-(4-fluorophenyl)quinolin-3-yl)-3,5-dihydroxyhept-6-enoic acid | 254452-86-3 | C25H24FNO4 |
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(3S,5R)-6-氰基-3,5-二羟基-己酸叔-丁酯 | (3S,5R)-tert-butyl 6-cyano-3,5-dihydroxyhexanoate | 186508-94-1 | C11H19NO4 |
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(3S,4S)-4-甲基-3-(甲基-7H-吡咯并[2,3-d]嘧啶-4-氨基)-beta-氧代-1-哌啶丙腈 | tofacitinib | 1092578-47-6 | C16H20N6O |
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(3S,4S)-3-苯甲酰氧基-8-甲基-8-氮杂双环[3.2.1]辛烷-4-羧酸 | (2s,3s)-3-(Benzoyloxy)-8-methyl-8-azabicyclo[3.2.1]octane-2-carboxylic acid | 519-09-5 | C16H19NO4 |
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(3S,4S)-3-己基-4-[(S)-2-羟基十三烷基]-2-氧杂环丁酮 | (3S,4S)-3-hexyl-4-[(2S)-2-hydroxytridecyl]oxetan-2-one | 68711-40-0 | C22H42O3 |
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(3S,4S)-3-己基-4-[(2R)-2-羟基十三烷基]-2-氧杂环丁酮 | (3S,4S)-3-hexyl-4-[(R)-2-hydroxytridecyl]-2-oxetanone | 104872-06-2 | C22H42O3 |
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(3S,4S)-1-苄基-N,4-二甲基哌啶-3-胺 | (3S,4S)-1-benzyl-N,4-dimethylpiperidin-3-amine | 1354621-59-2 | C14H22N2 |
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(3S,4R)-4-甲基-3-(甲基-7H-吡咯并[2,3-d]嘧啶-4-氨基)-beta-氧代-1-哌啶丙腈 | 3-((3S,4R)-3-((1H-Indol-4-yl)(methyl)amino)-4-methylpiperidin-1-yl)-3-oxopropan-enitrile | 1092578-48-7 | C16H20N6O |
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(3S,4R)-3-[(1,3-苯并二氧杂环戊烯-5-基氧基)甲基]-1-甲基-4-苯基哌啶 | (-)-trans-1-methyl-3-(3,4-methylenedioxyphenoxymethyl)-4-phenylpiperidine | 324023-99-6 | C20H23NO3 |
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(3S,4R)-3-[(1,3-苯并二氧戊环-5-基氧基)甲基]-1-苄基-4-(4-氟苯基)哌啶 | (-)-N-benzyl paroxetine | 105813-14-7 | C26H26FNO3 |
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(3S)-N-甲基-3-(2-甲基苯氧基)-3-苯基丙烷-1-胺 | (S)-N-methyl-3-(2-methylphenoxy)-3-phenyl-1-propanamine | 105314-53-2 | C17H21NO |
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(3S)-N-[[(1S)-1,2,3,4-四氢-1-萘基]甲基]-1-氮杂双环[2.2.2]辛烷-3-胺 | (S)-N-(((S)-1,2,3,4-tetrahydronaphthalene-1-yl)methyl)quinuclidine-3-amine | 177793-80-5 | C18H26N2 |
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(3S)-6,6-二溴-2,2-二甲基青霉烷-3-羧酸 1,1-二氧化物 | 6,6-dibromopenicillanic acid-1,1-dioxide | 76646-91-8 | C8H9Br2NO5S |
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(3S)-3-[3-[(1E)-2-(7-氯-2-喹啉基)乙烯基]苯基]-4,5-二氢-2-苯并氧杂卓-1(3H)-酮 | (3S)-3-[3-[(E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-3H-benzo[c]oxepin-1-one | 1100617-38-6 | C27H20ClNO2 |
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(3S)-10-氟-2,3-二氢-3-甲基-7-氧代-7H-吡啶并[1,2,3-de]-1,4-苯并恶嗪-6-羧酸 | (3S)-10-Fluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid | 117620-84-5 | C13H10FNO4 |
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(3R,8S,9S,12R)-阿扎那韦 | (3S,8R,9R,12S)-Atazanavir | 1292296-11-7 | C38H52N6O7 |
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(3R,5S)-氟伐他汀钠盐 | fluvastatin sodium | 94061-80-0 | C24H25FNO4*Na |
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(3R,5S)-6-氯-3,5-二羟基己酸叔丁酯 | tert-butyl (3R,5S)-6-chloro-3,5-dihydroxyhexanoate | 154026-93-4 | C10H19ClO4 |
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(3R,5S)-5-[(联苯-4-基)甲基]-3-甲基吡咯烷-2-酮 | (3R,5S)-5-([1,1'-biphenyl]-4-ylmethyl)-3-methylpyrrolidin-2-one | 1038924-70-7 | C18H19NO |
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(3R,5R,6E)-7-[2-环丙基-4-(4-氟苯基)-3-喹啉基]-3,5-二羟基-6-庚烯酸 | (3R,5R,E)-7-(2-Cyclopropyl-4-(4-fluorophenyl)quinolin-3-yl)-3,5-dihydroxyhept-6-enoic acid | 769908-13-6 | C25H24FNO4 |
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(3R,5R)-7-[(1S,2S,6R,8S,8aR)-8-(2,2-二甲基丁酰氧基)-1,2,6,7,8,8a-六氢-2,6-二甲基-1-萘基]-3,5-二羟基庚酸铵 | simvastatin ammonium salt | 139893-43-9 | C25H40O6*H3N |
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(3R,5R)-6-氰基-3,5-二羟基己酸叔丁酯 | t-butyl 6-cyano-(3R,5R)-dihydroxyhexanoate | 125971-93-9 | C11H19NO4 |
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(3R,4S,5S,6R,7R,9R,11R,12S,13R,14R)-6-{[(2S,3R,4S,6R)-4-(二甲基氨基)-3-羟基-6-甲基四氢-2H-吡喃-2-基]氧基}-14-乙基-12-羟基-4-{[(2R,4R,5S,6S)-5-羟基-4-甲氧基-4,6-二甲基四氢-2H-吡喃-2-基]氧基}-7-甲氧基-3,5,7,9,11,13-六甲基氧杂环十四烷-2,10-二酮 | 6-O-methylerythromycin B | 86976-45-6 | C38H69NO12 |
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(3R,4R,5S)-4-(乙酰氨基)-5-氨基-3-(1-甲基丙氧基)-1-环己烯-1-羧酸乙酯 | ethyl (3R,4R,5S)-4-acetylamino-5-amino-3-(sec-butoxy)cyclohex-1-ene-1-carboxylate | 1052063-37-2 | C15H26N2O4 |
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(3R,4R,5R)-3-(1-乙基丙氧基)-4-羟基-5-[(甲基磺酰基)氧基]-1-环己烯-1-羧酸乙酯 | ethyl (3R,4R,5R)-3-(1-ethyl-propoxy)-4-hydroxy-5-methanesulfonyloxycyclohex-1-ene-1-carboxylate | 204254-92-2 | C15H26O7S |
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(3R)-N-叔丁氧羰基-3-氨基-4-(2,4,5-三氟苯基)丁酸甲酯 | methyl (R)-3-((tert-butoxycarbonyl)amino)-4-(2,4,5-trifluorophenyl)butanoate | 881995-73-9 | C16H20F3NO4 |
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(3R)-3-[[(2R)-环戊基羟基苯基乙酰基]氧基]-1,1-二甲基吡咯烷溴化物 | R,R-glycopyrrolate | 475468-09-8 | Br*C19H28NO3 |
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(3E)-2-(二苯基乙酰基)-3-[(2E)-亚乙基亚肼基]-1-茚满酮 | (3Z)-2-(Diphenylacetyl)-3-[(2E)-ethylidenehydrazinylidene]-2,3-dihydro-1H-inden-1-one | 101228-21-1 | C25H20N2O2 |
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(3ALPHA,7ALPHA)-3-(三氘代乙酰基氧基)-12,13-环氧-7,15-二羟基单端孢霉-9-烯-8-酮 | [(1R,2R,3S,7R,9R,10R,12S)-3-Hydroxy-2-(hydroxymethyl)-1,5-dimethyl-4-oxospiro[8-oxatricyclo[7.2.1.02,7]dodec-5-ene-12,2'-oxirane]-10-yl] 2,2,2-trideuterioacetate | 876926-22-6 | C17H22O7 |
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(3ALPHA,7ALPHA)-12,13-环氧-3,7,15-三羟基单端孢霉-9-烯-8-酮-15-D | (1R,2R,3S,7R,9R,10R,12S)-2-[Deuterio(hydroxy)methyl]-3,10-dihydroxy-1,5-dimethylspiro[8-oxatricyclo[7.2.1.02,7]dodec-5-ene-12,2'-oxirane]-4-one | 919488-17-8 | C15H20O6 |
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(3-氯-3-苯基丙基)-二甲胺盐酸盐 | 3-chloro-N,N-dimethyl-3-phenylpropan-1-amine | 79130-51-1 | C11H16ClN |
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(2s,4s)-4-[4-(3-甲基-1-苯基-1H-吡唑-5-基)-1-哌嗪]-2-(3-噻唑啉基羰基)-1-吡咯烷羧酸, 1,1-二甲基乙酯 | tert-butyl (2S)-4-[4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl]-2-(1,3-thiazolidin-3-ylcarbonyl)pyrrolidine-1-carboxylate | 401566-80-1 | C27H38N6O3S |
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(2b,3a,16b,17b)-2,16-双(哌啶基)-3,17-二乙酰氧基-5-雄甾烷 | (2β,3α,5α,16β,17β)-2,16-bispiperidino-3,17-diacetoxy-androstane | 13529-31-2 | C33H54N2O4 |
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(2Z)-氯[(4-甲氧基苯基)亚肼基]乙酸乙酯 | (Z)-ethyl 2-chloro-2-(2-(4-methoxyphenyl)hydrazono)acetate | 473927-63-8 | C11H13ClN2O3 |
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(2Z)-4-氧代-4-[3-(三氟甲基)-5,6-二氢-[1,2,4]三唑并[4,3-a]吡嗪-7(8H)-基]-1-(2,4,5-三氟苯基)丁-2-烯-2-胺 | (Z)-3-amino-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)but-2-en-1-one | 767340-03-4 | C16H13F6N5O |
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(2Z)-2-氰基-3-(3,4-二羟基-5-硝基苯基)-N,N-二乙基-2-丙烯酰胺 | (2Z)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethyl-2-propenamide | 145195-63-7 | C14H15N3O5 |
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(2Z)-2-[氰基(2,3-二氯苯基)亚甲基]脒基肼 | 2-(2,3-dichlorophenyl)-2-(aminoguanidine)-acetonitrile | 94213-23-7 | C9H7Cl2N5 |
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(2S-顺式)-3-(乙酰基氧基)-2,3-二氢-2-(4-甲氧基苯基)-1,5-苯并噻嗪革-4(5h)-酮 | (2S,3S)-3-acetoxy-2-(4-methoxyphenyl)-2,3-dihydro-1,5-benzothiazepin-4(5H)-one | 87447-47-0 | C18H17NO4S |
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(2S,5R,6R)-6-{[(2S)-2-氨基-2-(4-羟基苯基)乙酰基]氨基}-3,3-二甲基-7-氧代-4-硫杂-1-氮杂双环[3.2.0]庚烷-2-羧酸 | amoxicillin | 26889-93-0 | C16H19N3O5S |
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(2S,5R)-3,3-二甲基-7-氧代-4-硫杂-1-氮杂双环[3.2.0]庚烷-2-羧酸二苯甲酯 4-氧化物 | benzhydryl 6,6-dihydropenicillanate-1-oxide | 87579-78-0 | C21H21NO4S |
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(2S,4S)-4-羟基-2-(噻唑烷-3-羰基)吡咯烷-1-甲酸叔丁酯 | 3-((2S,4S)-1-tert-butoxycarbonyl-4-hydroxy-2-pyrrolidinylcarbonyl)-1,3-thiazolidine | 401564-34-9 | C13H22N2O4S |
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