AccuStandard
12种分析物溶液, Analyte Fortification Solution,Varied conc. in Methanol
EPA529方法-14种硝基苯混标, EPA Method 529 IS Fortification Solution,Ethyl acetate:Acetonitrile 96:4
EPA Method 529 Internal Standard Stock Solution,2.0 mg/mL in Ethyl acetate
EPA方法529内部标准储备溶液
标准品, EPA Method 530 Standard,1000 μg/mL in Methanol
Methiocarb,0.1 mg/mL in Acetonitrile
灭虫威/甲硫威
氨基甲酯类农药套标(11种), Method 531 (HPLC) Set
标准品, EPA Method 541 Stock Standard,2000 μg/mL in Methanol
Endothall,10 μg/mL in Water
草多索
通过HPLC的550方法—多环芳烃, Method 550-PAH's by HPLC,Varied conc. in AcCN
改进实验室性能检测溶液, Modified Laboratory Performance Check Solution,Varied conc. in Pentane