Chlorpyrifos, 100µg/mL in MeOH, 1ml

Nicotinic acid, 1000µg/mL, Solvent-water, Unit 1mL, # of units-1, Cas.no. 59-67-6

Terbuthylazine, 10 µg/ml, Ethyl acetate, 10ml

Primisulfuron methyl