盐酸胍,Guanidine hydrochloride [GdnHCl];for molecular biology, ≥99%
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铟,Indium;powder, 99.99% trace metals basis
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腺苷,Adenosine;Pharmaceutical Secondary Standard; Certified Reference Material
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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)