Qualitative Reference Petroleum Set, 3 x 1ml

Chlorpyrifos-methyl, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 5598-13-0

Halosulfuron-methyl, 50mg

6-Nitrobenzo[a]pyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63041-90-7