Molybdenum AA Standard,1000 μg/mL in Water, tr Ammonium hydroxide

农药混标5, Pesticide Mix 5,Varied conc. in Ethyl acetate

多环芳烃混标3, PAH Mix 3,10 μg/mL in Acetonitrile

PCB混标, PCB Congeners Mix 2,10 μg/mL in Isooctane

挥发性混合3, Volatile Mix 3,100 μg/mL in MeOH

农药混标21, Pesticide Mix 21,10 μg/mL in Cyclohexane

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

多氯联苯12种混标, Congener Calibration Mix #28,10 μg/mL in Isooctane

多氯联苯9种混标, Congener Calibration Mix #24,10 μg/mL in Isooctane

标准品, Calibration Mix Majors,500 μg/mL in 2-5% Nitric Acid