Metazachlor, 100 µg/ml, Ethyl acetate, 5ml

3-Bromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2113-57-7

2-Butanone-2,4-DNPH, 100mg

Endosulfan-II-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 203716-99-8