甲醇中蒽溶液标准物质  Anthracene solution reference material in methanol  1.2mL  

丙酮中10种有机氯农药混合溶液标准物质  10 kinds of organic chlorine pesticides in acetone mixed solution standard material  1.2mL  

甲醇中8种酰胺类除草剂混合溶液标准物质  Standard substance of mixed solution of 8 amide herbicides in methanol  1.2mL  

乙腈中唑虫酰胺溶液标准物质  Standard substance for acetonitrile mesazolamide solution  1.2mL  

乙腈中唑虫酰胺溶液标准物质  Standard substance for acetonitrile mesazolamide solution  1.2mL  

正己烷/甲苯中14种有机氯农药残留混标标准物质  14 organochlorine pesticide residues in n-hexane/toluene mixed reference materials  1.2mL  

11种三嗪类农药混标标准物质  11 kinds of triazine pesticide mixed standard material  1.2mL  

丙酮中12种有机磷农药混合溶液标准物质  Standard substance of 12 kinds of organophosphorus pesticide mixed solution in acetone  2mL  

气相色谱质谱联用仪校准用标准物质(异辛烷中六氯苯)  Reference material for Calibration of Gas chromatography-mass spectrometer (hexachlorobenzene in isoctane)  2mL  

甲醇中甲基五氯苯基硫醚溶液标准物质  Methyl pentachlorophenyl sulfide solution standard substance in methanol  1.2mL