乙二胺四乙酸三钾盐二水合物 [EDTA三钾盐],Ethylenediaminetetraacetic acid tripotassium salt dihydrate;puriss. p.a., ≥99.0% (KT)
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钴,Cobalt;foil, thickness 0.1 mm, 99.95% trace metals basis
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左西替利嗪二盐酸盐,Levocetirizine dihydrochloride;pharmaceutical secondary standard, certified reference material
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四氯乙烯,Tetrachloroethylene [PCE];EMPLURA®, ≥99% (GC)
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视黄酸 [维甲酸, 维A酸],Retinoic acid [ATRA];Pharmaceutical Secondary Standard; Certified Reference Material
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明胶 [来源于牛皮肤],Gelatin from bovine skin;gel strength ~225 g Bloom, Type B
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钛酸锂 [尖晶石],Lithium titanate;nanopowder, <200 nm particle size (BET), >99%