Chromium AA Standard,1000 μg/mL in 2-5% Nitric Acid

杀虫剂混标16,20 组分, Pesticide Mix 16,10 μg/mL in Ethyl acetate

多环芳烃混标4, PAH Mix 4,Varied conc. in Acetonitrile

多环芳烃混标, PAH Mix 2,Varied conc. in Acetonitrile

致癌芳胺混标, Carcinogenic Aryl Amine Mix,10 μg/mL in Ethyl acetate

农药混标20, Pesticide Mix 20,10 μg/mL in Ethyl acetate

杀虫剂混标(六六六五种混标), Pesticide Mix 26,1.0 μg/mL in Cyclohexane

杀虫剂混标27, Pesticide Mix 27,1.0 μg/mL in Isooctane

多氯联苯混标2, PCB Congener Content Evaluation Mix 2,10 μg/mL in Isooctane

多氯联苯7种混标, Congener Calibration Mix #4,10 μg/mL in Isooctane

多氯联苯10种混标, Congener Calibration Mix #27,100 μg/mL in Isooctane