2-羟基对苯二甲酸,2-Hydroxyterephthalic acid [H2BDC-OH];97%
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5,5-二苯基海因钠盐 [苯妥英钠],5,5-Diphenylhydantoin sodium salt;Pharmaceutical Secondary Standard; Certified Reference Material
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单氟磷酸钠,Sodium fluorophosphate;Pharmaceutical Secondary Standard; Certified Reference Material
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大黄酸,Rhein;phyproof® Reference Substance, ≥95.0% (HPLC)
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帕拉金糖水合物 [异麦芽酮糖],Palatinose hydrate;≥98.5%