邻苯二甲酸氢钾,Potassium hydrogen phthalate [KHP];certified reference material for titrimetry, certified by BAM, ≥99.5%
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乙酸钴四水合物,Cobalt(II) acetate tetrahydrate;reagent grade, ≥99.5%
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2-甲基己酸,2-Methylhexanoic acid;99%
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乙胺溶液,Ethylamine solution;2.0 M in THF
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4-羟基苯甲酸丙酯 [羟苯丙酯],Propyl 4-hydroxybenzoate [PHB];Pharmaceutical Secondary Standard; Certified Reference Material
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L-(+)-酒石酸,L-(+)-Tartaric acid;Pharmaceutical Secondary Standard; Certified Reference Material
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三甲基原甲酸酯 [原甲酸三甲酯],Trimethyl orthoformate [TMOF];anhydrous, 99.8%