亚硝胺标准溶液(3组分), Nitrosamines ,2.0 mg/mL in MeOH

EPA方法8080/8081工作3级标准, Working Level 3 Standard,Varied conc. in Isooctane

EPA方法8080/8081A/8081B-2种混标, 4,4'-DDT &Endrin ,0.2 mg/mL in Hexane

2-氰基苯甲酸乙酯, Chlorinated Pesticide Mix #2,Varied conc. in Hexane

EPA方法8090套标, Analyte Calibration Set

EPA方法8095A7种混标, Explosive Stock Solution B,Varied conc. in Acetonitrile:Methanol (50:50)

Bolstar,1000 μg/mL in Hexane

硫丙磷

EPA8041A有机磷10组份混标, Method 8141-Additions to Method 8140,0.2 mg/mL in Hexane

2,4-D methyl ester,0.2 mg/mL in Hexane

2,4-二氯苯氧乙酸甲酯

标准品, 7-Point Phenoxy-Herbicide Curve