对苯二酚,Hydroquinone [HQ];Pharmaceutical Secondary Standard; Certified Reference Material
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䓛,Chrysene;≥97.5%
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酪氨酸酶来源于蘑菇,Tyrosinase from mushroom;lyophilized powder, ≥1000 unit/mg solid
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阿拉伯树胶粉来源于刺槐,Gum arabic from acacia tree;spray dried, tested according to Ph. Eur.
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毛花苷C,Lanatoside C;≥95%
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邻苯二胺,o-Phenylenediamine [OPD];Peroxidase substrate, ≥98.0%, powder
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硫酸钙,Calcium sulfate;≥99.99% trace metals basis