Internal standard 3, 2000g/ml in MeOH, 1ml

1,2-Dichlorononane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 56375-96-3

N-2,4-Dimethylphenyl-N'-methylformamidine HCl, 10m

beta-HCH, 100 µg/ml, Ethyl acetate, 5ml