丙烯醛&丙烯腈, Acrolein &Acrylonitrile ,1000 μg/mL in Water

亚硝胺3种混标, Nitrosamines Mix,Varied conc. in MeOH

EPA方法610-6种混标, PAH Matrix Spiking Solution,Varied conc. in AcCN

EPA方法615-10种混标, Method 615 Underivatized Chlorinated Herbicides,Varied conc. in MeOH

Propazine,100 μg/mL in MeOH

扑灭津

Tokuthion,1000 μg/mL in Hexane

丙虫硫磷/丙硫磷

1,2-Dichlorobenzene-d4 ,2.0 mg/mL in MeOH

氘代-1,2-二氯苯

1-Fluoronaphthalene,0.2 mg/mL in CH2Cl2

1-氟萘

Nitrobenzene-d5,0.2 mg/mL in CH2Cl2

氘代硝基苯

Nitrobenzene-d5 ,2.0 mg/mL in CH2Cl2

氘代硝基苯