Chlorpyrifos-D10, 100µg/mL in Acetone, 1ml

Aminocarb, 100 µg/ml, Acetonitrile, 5ml

2,2',3,4,4',5,5'-Heptachloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

pH 1.0 Standard @ 25°C