苯基脲基准稀释标准品, Phenylurea Primary Dilution Standard,Varied conc. in Methanol

Endothall,50 μg/mL in Water

草多索

Endosulfan I ,10 μg/mL in MtBE

alpha-硫丹

改进实验室性能检测溶液, Modified Laboratory Performance Check Solution,Varied conc. in MtBE

甲基衍生物, Method 552.1-Methyl Derivatives,Varied conc. in MeOH

挥发性有机酸套标, Method 552.1-Underivatized Analytes Set

Dalapon methyl ester,40 μg/mL in MtBE

二氯丙酸甲酯

Dalapon acid,40 μg/mL in MtBE

茅草枯

2-Bromobutanoic acid,10 mg/mL in MtBE

2-溴丁酸

552方法卤乙酸&卤苯7种混合标准品, Method 552-Haloacetic Acids,1000 μg/mL in MtBE