Ammonia as (NH4+)

Chlordene, 1.2mL x 100ug/mL, nonane

N,N-Dimethylguanidine, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 6145-42-2

S-Metolachlor, 100 µg/ml, Acetone, 1ml