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

消毒剂副产套标, Disinfectant By-products Set

甲基衍生物标准品, Method 552.1-Methyl Derivatives

二溴乙酸甲酯, Methyl dibromoacetate,20 μg/mL in MtBE

Chlorodibromoacetic acid,100 μg/mL in MtBE

二溴一氯乙酸

552.2A卤代乙酸标准, Haloacetic acid Set

卤代酸混合标准品, Haloacetic Acid Mix Without Surrogate,100 μg/mL in MtBE

方法552-卤乙酸甲酯, Method 552-Haloacetic Acid, methyl esters,1000 μg/mL in MtBE