氧化钙,Calcium oxide;anhydrous, powder, ≥99.99% trace metals basis
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2,3-萘醛花青苷,2,3-Naphthalocyanine;Dye content 95 %
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间甲基苯甲酸,m-Toluic acid;ReagentPlus®, 99%
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四庚基溴化铵,Tetraheptylammonium bromide [THPAB];≥99.0% (AT)
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硫化锌,Zinc sulfide;purum, 97% (from Zn)
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L-(+)-酒石酸,L-(+)-Tartaric acid;Pharmaceutical Secondary Standard; Certified Reference Material
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丁二酸酐,Succinic anhydride;≥99% (GC)