delta-HCH, 10.0 µg/ml, Ethyl acetate, 10ml

Metazachlor OA, 10mg

Betulin, 600µg/mL, Solvent-diisopropyl ether, Unit 1mL, # of units-5, Cas.no. 473-98-3

2,2',3,3'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,