Ammonia as N, 100µg/ml in Water, 100ml

trans-Permethrin, 100 µg/ml, Acetone, 1ml

4-tert-Ocylphenol-13C6, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no.

Atrazine, 10.0 µg/ml, Ethyl acetate, 10ml