Aqueous Ethanol Standard (1,5g/l), 10 x 1,2ml

Chlorotoluron-desmethyl, 10 µg/ml, Acetone, 10ml

4-Nonylphenol, mixture of isomers, Type B, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 84852-15-3

Al, 1000 µg/mL in 2% HNO3, 100ml