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

2,2',3,5'-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 41464-39-5

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

4-Chlorobenzotrichloride