亚老哥尔-1260, Aroclor 1260,500 ppm w/w in Transformer oil

亚老哥儿1262, Aroclor 1262,50 ppm w/w in Transformer oil

7组分羰基衍生化合物, Carbonyl Compounds as DNPH Derivatives,Varied conc. in Acetonitrile

多氯联苯混标#3, PCB Congeners Mix #3 (Canadian RM),Varied conc. in Isooctane

多环芳烃混标(10种组分), CCME PAH Calibration Mix,2000 μg/mL in Methylene chloride

PCB混标#1(39组分), PCB Congener Mix #1 ,10.0 μg/mL in Isooctane

2,4-二氯二苯基醚, 2,4-Dichlorodiphenyl ether

标准品, 2,2',4,4',5,6'-Hexachlorodiphenyl ether,50 μg/mL in Isooctane

标准品, Dioxin-Like PCB Congener Level 9,20 ng/mL in Nonane

IADN PCB三种套标(C-IADN-01/C-IADN-02/C-IADN-03), IADN Congener Set