Chlorpyrifos, 100 µg/ml, Ethyl acetate, 5ml

Isophorone-DNPH

Silicon (Si), 1000µg/ml in 2%-HNO3/Water, 100ml

Aflatoxin G1, 2µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1165-39-5