中文名:鉛粉 別名:鉛粉/鉛/電解鉛/Lead 規(guī)格:3N,200目 包裝:500克 :7439-92-1 保存條件:RT 生化試劑根據(jù)用途不同對(duì)其純度及技術(shù)均有一定的要求。例如酶試劑,有粗制酶、結(jié)晶酶、多次結(jié)晶酶以及不含某些雜酶的酶制劑等多種。 生化試劑有三種方法: ①從生物體中分離、提純; ②化學(xué)合成; ③發(fā)酵。 對(duì)生化試劑產(chǎn)品的技術(shù)要求有:含量、熔點(diǎn)、冰點(diǎn)、旋光度、含水量、光譜特征、折光、密度和生物活性等。 其他生化試劑類產(chǎn)品:[(7S)-7-hydroxy-3,4,5,6,7,8-hexahydropyrrolizin-4-iuM-1-yl]Methyl2-hydroxy-2-(1-hydroxyethyl)-3-Methylbutanoate 26131-12-4 sulfobutyl ether B-cyclodextrin 磺丁基-Β-環(huán)糊精 182410-00-0 (R)-1,1'-Binaphthyl-2,2'-Dicarboxylic Acid (R)-1,1'-聯(lián)萘-2,2'-二甲酸 80703-23-7 (R)-2-AMi,2,3,4-tetrahydronaphthalene (R)-1,2,3,4-四氫-1-萘胺 21966-60-9 (R)-1-[(S)-2-(Di-tert- butylphosphino)ferrocenyl]ethylbis (2-Methylphenyl)phosphine (1R)-1-[雙(1,1-二甲基乙基)膦]-2-[(1R)-1-[雙(2-甲基)膦]乙基]二茂鐵(符合 CAS 標(biāo)準(zhǔn)) 849924-76-1 (R)-1-Benzyl-5-oxo-pyrrolidine-3-carboxylic acid Methyl ester R-N-芐基-5-氧代-3-吡咯烷甲酸甲酯 428518-36-9 (R)-1-Boc-3-hydroxypyrrolidine (R)-1-BOC-3-羥基吡咯烷 103057-44-9 (R)-1-Boc-pyrrolidine-3-carboxylic acid Methyl ester (R)-1-Boc-3-羧基吡咯烷甲酯 441717-40-4 (R)-1-Cbz-3-AMinopyrrolidine hydrochloride (R)-1-Cbz-3-氨基吡咯烷鹽酸鹽 870621-17-3 (R)-1H-3-BENZAZEPINE,8-CHLORO-2,3,4,5-TETRAHYDRO-1-METHYL-,HYDROCHLORIDE 綠卡色林鹽酸鹽 846589-98-8 (R)-1-Methyl hydrogen 3-Methylglutarate (R)-(+)-3-甲基戊二酸甲酯 63473-60-9 (R)-1-N-BOC-3-METHYLAMINO PIPERIDINE (R)-1-N-BOC-3-甲氨基哌啶 203941-94-0 (R)-2-((R)-6,7-diMethoxy-1-(4-(trifluoroMethyl)phenethyl)-3,4-dihydroisoquinolin-2(1H)-yl)-N-Methyl-2-phenylacetaMide 阿莫倫特 871224-64-5 (R)-2-(AMinoethyl)-1-N-Boc-pyrrolidine (R)-2-氨甲基-1-N-叔丁氧羰基吡咯烷 550378-07-9 (Ra)-1,1'-spirobiindane-7,7'-diol 223259-62-9 (R)-2,2-DIMETHYL-OXAZOLIDINE-3,4-DICARBOXYLIC ACID 3-TERT-BUTYL ESTER 660852-86-8 (R)-2,3-Dihydro-1H-inden-1-aMine hydrochloride (R)-(-)-1-氨基茚鹽酸鹽 10305-73-4 (R)-2,5-Dihydro-3,6-diMethoxy-2-isopropylpyrazine (R)-2,5-二氫-3,6-二甲氧基-2-異丙基吡嗪 109838-85-9 ALR-3456 , MK-0731 (2S)-4-(2,5-二氟)-N-[(3R,4S)-3-氟-1-甲基-4-哌啶基]-2,5-二氫-2-羥基甲基-N-甲基-2--1H-吡咯-1-羧胺 845256-65-7 (R)-2-AMINOHEX-5-YNOIC ACID 211054-02-3 (R)-2-Benzylbutanedioic acid 4-tert-butyl ester (R)-2-芐基-4-叔丁氧基-4-氧代丁酸 122225-33-6 (R)-2-CARBOXYMETHYL-PIPERIDINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER (R)-1-BOC-2-哌啶乙酸 351410-32-7 (R)-2-ForMyl-1-piperidinecarboxylic acid tert-butyl ester (R)-2-甲?;?1-哌啶羧酸-1,1-二甲基乙酯 (S)- 134526-69-5 (R)-2-HydroxyMethylpropanoic acid (R)-2-羥甲基丙酸 1910-47-0 (R)-2-Methyl-1-boc-piperazine (R)-1-N-Boc-2-甲基哌嗪 170033-47-3 (R)-2-Methyl-Morpholine (R)-2-甲基嗎啡啉 168038-14-0 (R)-2-Methylpyrrolidine hydrochloride (R)-2-甲基吡咯烷鹽酸鹽 135324-85-5 (R)-3-(Acetylthio)isobutyryl Chloride 3-乙酰硫基-2-甲基丙酰氯 74345-73-6 (R)-3-(Boc-AMino)piperidine (R)-3-Boc-氨基哌啶 309956-78-3 (R)-3-AMino-4-(pentafluoro-phenyl)-butyric acid-HCl (R)-3-氨基-4-(五氟)丁酸 269398-92-7 (R)-3-AMino-Hexahydro-1H-Azepin (R)-3-氨基-六氫-1H-氮雜環(huán)庚烷 124932-43-0 (R)-3-AMinopyrrolidine (R)-3-氨基吡咯烷 116183-82-5 (R)-3-BUTEN-2-OL) 33447-72-2 (R)-3-Hydroxypyrrolidin-2-one (R)-3-羥基吡咯烷酮 77510-50-0 |