胶原蛋白IV型来源于人类胎盘,Collagen from human placenta;Bornstein and Traub Type IV, powder
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乙二醇-双(2-氨基乙基醚)-N,N,N′,N′-四乙酸,Ethylene glycol-bis(2-aminoethylether)-N,N,N′,N′-tetraacetic acid [EGTA];BioUltra, for molecular biology, ≥99.0% (T)
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钨酸钠二水合物 [二水钨酸钠],Sodium tungstate dihydrate;suitable for preparation of protein-free filtrates according to Folin, ≥99.0%
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β-半乳糖苷酶来源于大肠埃希菌,β-Galactosidase, E. coli;≥600 units/mg protein
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脂肪酶来源于皱褶假丝酵母,Lipase from Candida rugosa;Type VII, ≥700 unit/mg solid
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二异丙基醚 [异丙醚],Diisopropyl ether [DIPE];ReagentPlus®, 99%, contains either BHT or hydroquinone as stabilizer
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胃蛋白酶来源于猪胃粘膜,Pepsin from porcine gastric mucosa;powder, ≥400 units/mg protein