Phenmedipham, 100 µg/ml, Acetonitrile, 5ml

Hexavalent Chromium (Cr +6)

4-Nonylphenol, mixture of nonyl isomers, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 84852-15-3

Naled, 10 µg/ml, Ethyl acetate, 10ml