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

Stigmasterol, 100µg/mL, Solvent-n-hexane, Unit 1mL, # of units-1, Cas.no. 83-48-7

Diazinon, 10 µg/ml, Ethyl acetate, 10ml

Maleic hydrazide, 250mg