偏亚硫酸氢钠 [焦亚硫酸钠],Sodium metabisulfite [MBS];analytical standard, ≥98.0% (iodometric, RT)
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四环素盐酸盐 [盐酸四环素],Tetracycline hydrochloride;≥95% (European Pharmacopoeia HPLC assay)
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藏红花酸标准品,2-naphthol-8-sulfonic acid potassium [Saffron acid, croceic acid];analytical standard, 99%
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硫酸锰一水合物,Manganese(II) sulfate monohydrate;BioReagent, suitable for plant cell culture, suitable for cell culture, ≥99%
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4-羟基苯甲酸甲酯 [尼泊金甲酯],Methyl 4-hydroxybenzoate;PESTANAL®, analytical standard
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2-甲氧基乙醇 [乙二醇甲醚],2-Methoxyethanol [EGME];contains 50 ppm BHT as stabilizer, ACS reagent, ≥99.3%
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13-顺式-维甲酸 [异维甲酸],13-cis-Retinoic acid [Isotretinoin, RA];Pharmaceutical Secondary Standard; Certified Reference Material