(+)-儿茶素,(+)-Catechin;Pharmaceutical Secondary Standard; Certified Reference Material
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二甲苯胺丽春红 [酸性红26],Ponceau Xylidine;Dye content ≥60 %
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IL-9 human,[P40 cytokine, T-cell growth factor p40, IL9];recombinant, expressed in E. coli, ≥98% (SDS-PAGE), ≥98% (HPLC), suitable for cell culture
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氧化镝(III),Dysprosium(III) oxide;≥99.99% trace metals basis
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硬脂酸,Stearic acid;Pharmaceutical Secondary Standard; Certified Reference Material
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硫酸镁,Magnesium sulfate;BioReagent, suitable for cell culture, suitable for insect cell culture, ≥98%
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β-半乳糖苷酶来源于牛肝脏,β-Galactosidase from bovine liver [Lactase];Grade III, lyophilized powder, ≥0.15 units/mg protein