2,5-Dibromobiphenyl, 1.2ml x 50ug/ml, nonane

Metsulfuron-methyl, 100 µg/ml, Acetonitrile, 5ml

Parathion-ethyl, 100 µg/ml, Ethyl acetate, 5ml

Natural dimethylpyrazines (2,5 -and 2,6)-, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.