EPA方法8041-2种混标, Internal Standards Mix,0.5 mg/mL in Isopropanol

EPA方法8041-18种混标, Non-RCRA Target Phenols Mix,1000 μg/mL in Isopropanol

邻苯二甲酸酯15种混标, Method 8061-Phthalate Esters by GC/EC,1000 μg/mL in Hexane

EPA方法8080/8081工作水平(4)校准标准, Daily Working Level(4) Calibration Standard,Varied conc. in Isooctane

EPA方法8080/8081工作水平(5)校准标准, Daily Working Level(5) Calibration Standard,Varied conc. in Isooctane

EPA方法8085-15种混标, Compound Independent Calibration Mixture,Varied conc. in MtBE

EPA方法8085-15种混标, Nitrogen Containing Pesticides Mix #3,Varied conc. in MtBE

2-氟联苯&1-氟萘, 2-Fluorobiphenyl &1-Fluoronaphthalene,2.0 mg/mL in Dichloromethane

1,4-Dichlorobenzene ,2.0 mg/mL in Hexane

1,4-二氯苯

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