氧氟沙星,Ofloxacin;Pharmaceutical Secondary Standard; Certified Reference Material
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2,3,7,8,12,13,17,18-八乙基-21H,23H-卟吩镍(II),2,3,7,8,12,13,17,18-Octaethyl-21H,23H-porphine nickel(II);97% -
奋乃静,Perphenazine;pharmaceutical secondary standard, certified reference material -
乙酸钾,Potassium acetate;BioUltra, for molecular biology, ≥99.0% (NT) -
镍,Nickel;powder, <50 μm, 99.7% trace metals basis -
吲哚,Indole;natural, ≥97%, FG -
曲酸,Kojic acid;≥98.5% (HPLC)
