EPA方法8080/8081有机氯混标, Calibration Check Set

EPA方法8080/8081工作5级标准, Working Level 5 Standard,Varied conc. in Isooctane

TCMX ,100 μg/mL in Hexane

2,4,5,6-四氯间二甲苯

2,4,6-Tribromophenol ,20 μg/mL in MtBE

2.4.6-三溴苯酚

EPA方法8090-4种混标, Isophorone &Nitroaromatics Mix,2.0 mg/mL in MeOH

EPA方法8095A10种混标, Explosive Stock Solution A,100 μg/mL in Acetonitrile:Methanol (50:50)

Chlorpyrifos,1000 μg/mL in Hexane

毒死蜱

EPA方法8141-2种混标, Hexamethylphosphoramide &Tri-o-cresylphosphate in Hexane,0.2 mg/mL in Hexane

2,4-D-PFB,0.1 mg/mL in MtBE

2,4-二氯苯氧基乙酸/2,4-滴

标准品, Herbicide Acids Matrix Spike,Varied conc. in MeOH