标准品, Canadian Atlantic RBCA EPH Surrogate Standard,1000 μg/mL in Dichloromethane

性能检查标准套标, Brownfield Regulation Performance Check Standard,Hexane Cyclohexane (50:50)

PCB混标#5 (20种), PCB Congener Mix #5 ,10.0 μg/mL in Isooctane

4-氯苯基苯基醚, 4-Chlorophenyl phenyl ether

4,4'-Dichlorophenyl Ether,50 μg/mL in Isooctane

4氯苯醚

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

2,3',4,4',5-五氯联苯醚, 2,3',4,4',5-Pentachlorodiphenyl ether,50 μg/mL in Isooctane

标准品, Dioxin-Like PCB Congener Level 2,.1 ng/mL in Nonane

二恶英结构相似的PCB混标(14种组分), Dioxin-Like PCB Congener Level 12,250 ng/mL in Nonane

EPA方法8240B/8260A混标, Purgeable Organic Matrix Spiking Soln.,0.25 mg/mL in MeOH