3,3',4,4'-四氯二苯基醚, 3,3',4,4'-Tetrachlorodiphenyl ether,50 μg/mL in Isooctane

标准品, Dioxin-Like PCB Congener Level 5,1 ng/mL in Nonane

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

二恶英结构相似的PCB混标(14种组分), Dioxin-Like PCB Congener Level 10,50 ng/mL in Nonane

可消除有机物套标, Purgeable Organic Matrix Spiking Soln.,0.25 mg/mL in MeOH

p-Bromofluorobenzene,25 mg/mL in MeOH

对溴氟苯

p-Bromofluorobenzene,2.5 mg/mL in MeOH

对溴氟苯

半挥发性示踪混标(11组分), Semi-Volatile Matrix Spike,Varied conc. in MeOH

玉米油, Corn Oil ,200 mg/mL in Dichloromethane

酸校准检测标准品——酚混标(6种组分), Calibration Check Compounds-Acids,2.0 mg/mL in Dichloromethane