聚(4-苯乙烯磺酸钠) [聚苯乙烯磺酸钠],Poly(sodium 4-styrenesulfonate) [PSS];average Mw ~1,000,000, powder
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4-(3',6'-二甲基-3'-庚基)苯酚-13C6,4-(3’,6’-Dimethyl-3’-heptyl)phenol-13C6 -
酵母氮源基础 [不含氨基酸和硫酸铵的酵母氮源],Yeast Nitrogen Base Without Amino Acids and Ammonium Sulfate [YNB];suitable for microbiology, NutriSelect® Basic -
铬酸钠四水合物,Sodium chromate tetrahydrate;99% -
1-[2-氯-4-(4-氯苯氧基)苯基]乙酮,1-[2-Chloro-4-(4-chlorophenoxy)phenyl]ethanone -
1,4-二硫代赤藓醇,1,4-Dithioerythritol [DTE];BioReagent, for molecular biology, ≥99.0% -
牛肉提取物粉末 [牛肉浸粉, 牛肉粉],Beef extract powder;suitable for microbiology, dehydrated extract of bovine tissue used in the preparation of microbiological culture media
