776325-66-7上海谷研科技有限公司對(duì)照品系指用于生物制品理化等方面測(cè)定的特定物質(zhì),由生產(chǎn)單位采用與制品生產(chǎn)工藝相同的方法制備。對(duì)照品應(yīng)盡可能與制品原液配方*,穩(wěn)定性較差的,可加不含對(duì)測(cè)定有干擾物質(zhì)的適宜的穩(wěn)定劑。對(duì)照品由國(guó)家藥品檢定機(jī)構(gòu)審查認(rèn)可,其標(biāo)準(zhǔn)應(yīng)不低于制品的質(zhì)量標(biāo)準(zhǔn)。
776325-66-7上海谷研科技有限公司相關(guān)優(yōu)質(zhì)產(chǎn)品信息:
(S)-1-Boc-piperazine-2-carboxylic acid (S)-1-Boc-哌嗪-2-羧酸 159532-59-9
(S)-1-Boc-pyrrolidine-3-carboxylic acid Methyl ester (S)-1-Boc-3-羧基吡咯烷甲酯 313706-15-9
(S)-1-CyclopropylethylaMine (S)-1-環(huán)丙基乙胺,CHIPRO 195604-39-8
(S)-1-N-Boc-piperazine-2-carboxylic acid Methyl ester (S)-1-BOC-2-哌嗪甲酸甲酯 796096-64-5
(S)-2′-Methoxy-[1,1′]binaphthalenyl-2-ol (S)-2'-甲氧基-[1,1']聯(lián)萘-2-醇 35193-69-2
(S)-2-(2-NAPHTHYL)GLYCOLIC 144371-23-3
(S)-2-(3-((2-Isopropylthiazol-4-yl)Methyl)-3-Methylureido)-3-Methylbutanoic acid N-[N-甲基-N-[(2-異丙基-4-噻唑基)甲基]氨基羰基]-L-* 154212-61-0
(S)-2-(AMINOETHYL)-1-N-BOC-PYRROLIDINE (S)-2-(氨乙基)-1-N-BOC-吡咯烷 239483-09-1
(S)-2-(BENZYLOXYCARBONYLAMINO)-3-BUTENOIC ACID METHYL ESTER (S)-2-(芐氧基羰基氨基)-3-丁酸甲酯 75266-40-9
對(duì)照品或標(biāo)準(zhǔn)品混用,即將對(duì)照品或標(biāo)準(zhǔn)品用于不是其標(biāo)定方法的含量測(cè)定,是藥品檢驗(yàn)中經(jīng)常出現(xiàn)但未引起重視的一個(gè)問(wèn)題[3]。盡管同一批對(duì)照品不同標(biāo)定方法的含量有很好的相關(guān)性,但并不*相同,有時(shí)差別會(huì)很大。如英國(guó)Glaxo公司提供的*酯對(duì)照品,HPLC標(biāo)定為96.9%,供含量測(cè)定用;UV為98.8%,供溶出度測(cè)定。雖然中國(guó)藥典凡例明確規(guī)定衛(wèi)生部所發(fā)對(duì)照品僅用于正文中所規(guī)定的分析方法。但由于:
(1)衛(wèi)生部提供的對(duì)照品使用說(shuō)明書(shū)不夠詳盡,大多無(wú)對(duì)照品質(zhì)量要求及標(biāo)定方法;
(2)對(duì)對(duì)照品或標(biāo)準(zhǔn)品的正確使用缺乏認(rèn)識(shí);
?。?)日常科研中極難找到相應(yīng)的對(duì)照品;
(4)中國(guó)藥典正文中也常存在對(duì)照品混用的問(wèn)題,如常將含量測(cè)定用的標(biāo)準(zhǔn)品或?qū)φ掌酚糜谌艹龆葯z查,而含量測(cè)定方法與溶出度分析方法又不同,故極易引起混用。
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(S)-1,2,3,4-Tetrahydro-5-Methoxy-N-propyl-2-naphthalenaMine hydrochloride (S)-5-甲氧基-1,2,3,4-四氫-N-丙基-2-萘胺 (羅替戈?。?nbsp;101403-24-1
(S)-1,2,3,4-Tetrahydro-5-Methoxy-N-propyl-2-naphthalenaMine hydrochloride (S)-1,2,3,4-四氫-5-甲氧基-N-丙基-2-萘胺鹽酸鹽 93601-86-6
(S)-1,2-Epoxy-5-hexene 137688-21-2
Oxirane, 2-propyl-,(2S)- 123731-68-0
(S)-1.2-DiaMinopropane Dihydrochloride (S)-(-)-二氨基丙烷二鹽酸鹽 19777-66-3
(S)-1-BENZYL-5-OXO-PYRROLIDINE-3-CARBOXYLIC ACID METHYL ESTER (S)-1-芐基-5-氧代吡咯烷-3-甲酸甲酯 428518-44-9
(S)-2,2-DiMethyl-1,3-dioxolane-4-carboxylic acid (S)-2,2-二甲基-1,3-二氧戊環(huán)-4-甲酸 102045-96-5
(S)-2,2-DiMethyl-3-(N-Boc)-4-ethynyl-oxazolidine (4S)-4-乙炔基-2,2-二甲基-1,3-唑烷-3-甲酸叔丁酯 173065-16-2
N2,N6-Bis-(tert-butoxycarbonyl)-L-lysine (S)-2,6-二叔丁氧羰基* 2483-46-7
(S)-2-[(Bis(3,5-bis(trifluoroMethyl)phenyl)triMethylsilanyloxy)Methyl]pyrrolidine, (S)-2-[(Bis(3,5-bis(trifluoroMethyl)phenyl)triMethylsilyloxy)Methyl]pyrrolidine, (S)-α,α-[3,5-Bis(trifluoroMethyl)phenyl]prolinol triMethylsilyl ether (2S)-2-[雙[3,5-雙(三氟乙基)苯基][(*基硅酯)氧基]甲基]-吡咯烷 848821-61-4
(S)-2-[N'-(N-BENZYLPROLYL)AMINO]BENZOPHENONE (R)-2- [N'-(N-芐基脯氨酰)氨基]二苯甲酮 96293-17-3
(S)-2-AMi-Methoxypropane (S)-(+)-1-甲氧基-2-丙胺 99636-32-5
(S)-2-AMino-3-Methoxypropanoic acid (S)-2-氨基-3-甲氧基丙酸 32620-11-4
(S)-2-AMINO-3-METHOXY-PROPIONIC ACID HYDROCHLORIDE (S)-2-氨基-3-甲氧基丙酸鹽酸鹽 336100-47-1
(S)-2-AMINO-BUT-3-EN-1-OL HYDROCHLORIDE (S)-2-氨基-3-丁烯-1-醇 219803-57-3
(S)-2-AMINOHEX-5-YNOIC ACID 98891-36-2
(S)-2-broMopropanoic acid 2-溴丙酸 32644-15-8
(S)-2-ForMyl-1-piperidinecarboxylic acid tert-butyl ester (S)-2-甲酰基-1-哌啶羧酸-1,1-二甲基乙酯 (S)- 150521-32-7
(S)-2-Hydroxy-4-phenylbutyric acid (S)-2-羥基-4-苯基丁酸 115016-95-0
(S)-2-METHYL-1-PHENYL-BUT-3-EN-1-OL 122332-13-2
(S)-2-Methylbutyl acetate (S)-2-甲基丁醇乙酸酯 6493-92-1
(S)-2-Methylproline (S)-2-甲基* 42856-71-3
(S)-2-Methylserine 2-甲基-L-* 16820-18-1
(S)-2-N-Boc-aMinoMethylMorpholine 875551-59-0
(S)-2-tert-ButoxycarbonylaMino-3-iodo-propionic acid Methyl ester BOC-3-碘-D-*甲酯 170848-34-7
(S)-2-TERT-BUTOXYCARBONYLAMINO-HEPTANOIC ACID 71066-01-8
(S)-3-(2-METHOXYETHOXY)PYRROLIDINE (S)-3-(2-甲氧基乙氧基)吡咯烷 880362-02-7
(S)-3-(3'-FLUOROPHENYL)ALANINE T-BUTYL ESTER 309757-71-9
(S)-3-(Boc-aMino)pyrrolidine (S)-3-叔丁氧羰基氨基吡咯烷 122536-76-9
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