二硫化钨(IV),Tungsten(IV) sulfide;powder, 2 μm, 99%
最近浏览商品
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1,8-二羟基蒽醌,1,8-Dihydroxyanthraquinone;phyproof® Reference Substance, ≥90.0% (HPLC) -
芒果苷,Mangiferin Mangifera indica [MGF];phyproof® Reference Substance, ≥95.0% (HPLC) -
2,2′-联吡啶,2,2′-Bipyridyl;Vetec™, reagent grade, 98% -
氯化锌,Zinc chloride;anhydrous, powder, ≥99.995% trace metals basis -
氢化可的松,Hydrocortisone;meets USP testing specifications, 97.0-102.0% dry basis -
溴化钾,Potassium bromide;anhydrous, powder, 99.999% trace metals basis
