水中氨甲基膦酸溶液标准物质  Water aminomethylphosphonic acid solution reference material  1.2mL  

甲醇中甲基汞溶液标准物质  Methyl mercury solution reference material in methanol  1.2mL  

甲苯中23种半挥发性有机物(SVOC)混合溶液标准物质  In toluene, 23 kinds of semi-volatile organic compounds (SVOC) mixed solution reference material  1.2mL  

甲醇中3种替代物(二溴氟甲烷、甲苯-D8、4-溴氟苯)混合溶液标准物质  Reference material for mixed solution of three substitutes in methanol (dibromofluoromethane, toluene -D8, 4- bromofluorobenzene)  1.2mL  

乙酸乙酯中苯甲酸苄酯溶液标准物质  Benzyl benzoate solution reference material in ethyl acetate  1.2mL  

甲醇中对乙酰氨基酚溶液标准物质  Standard substance for acetaminophen solution in methanol  1.2mL  

二氯甲烷中N-亚硝基二甲胺溶液标准物质  Solution reference material for N- nitrosodimethylamine in methylene chloride  2mL  

乙腈中三氯乙醛质控样  Trichloroacetaldehyde quality control sample in acetonitrile  1.5mL  

二硫化碳中丙酮(标样)  Acetone in carbon disulfide (standard sample)  2mL  

二硫化碳中丙酮(标样)  Acetone in carbon disulfide (standard sample)  2mL