PCB No. 105, 10µg/mL in Isooctane, 10ml

Bupropion HCl, 1000μg/ml in MeOH, 1ml

Endrin aldehyde

Custom mix of thiophenes,two components in toluene: 0938.8 Benzothiophene 0.2mg/mL 0884.12 Dibenzothiophene 0.4mg/mL