Phosmet-oxon, 100 µg/ml, Isooctane, 1ml

Biphenyl, 100 µg/ml, Cyclohexane, 1ml

Atrazine-d5 (ethyl-d5), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 163165-75-1

Diphenylamine, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 122-39-4