Carbendazim, 100 µg/ml, Methanol, 5ml

PCB No. 204, 100µg/ml in Isooctane, 1ml

Chlorfenvinphos, 1000µg/ml in MeOH, 1ml

4-Ethylbenzoic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 619-64-7