delta-HCH, 100 µg/ml, Acetonitrile, 5ml

Mg, 1000 µg/mL in 2% HNO3, 100ml

3-n-Dodecylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 104934-52-3

2,6-Dibromodiphenyl ether,50 µg/mL,isooctane,1mL,