VOC Standard

2-(2,4-Dihydroxybenzoyl)benzoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 2513-33-9

PCB Mix 2.5 ppb

2,4-Dicofol, 10.0 µg/ml, Isooctane, 1ml