PCB 14种混标, PCB Congeners Mix 3,10 μg/mL in Isooctane

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

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

多氯联苯7种混标(28、52、101、118、138、153、180), PCB Congener Content Evaluation Revised Mix 1,10 μg/mL in Isooctane

多氯联苯7种混标, Congener Calibration Mix #8,10 μg/mL in Isooctane

环境检测标准品, Environmental Calibration Standard,Varied conc. in 10% Nitric acid

环境校准标准, Environmental Calibration Standard,Varied conc. in 10% Nitric acid

标准品, Multi-element Calibration Standard #4,10 μg/mL in Water, tr Hydrofluoric acid

标准品, 7500 Series PA Tuning Solution Set

电感耦合等离子体原子发射光谱的波长校准溶液, ICP-OES Wavelength Calibration Solution,Varied conc. in 1% Nitric acid