联苯,Biphenyl [BP];≥99%
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没食子酸,Gallic acid;97.5-102.5% (titration)
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(+)-儿茶素,(+)-Catechin;Pharmaceutical Secondary Standard; Certified Reference Material
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胰蛋白酶来源于猪胰腺 [胰酶],Trypsin from porcine pancreas;lyophilized powder, Type II-S, 1,000-2,000 units/mg dry solid
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碳酸银,Silver carbonate;≥99.99% trace metals basis
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乙酸甲酯,Methyl acetate;ReagentPlus®, 99%
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硫酸铈(IV)四水合物,Cerium(IV) sulfate tetrahydrate;puriss. p.a., ≥98%