Dibutylchlorendate

alpha-HCH, certified, 0.1g

4´-Hydroxydiclofenac, 10µg/ml in Acetonitrile, 5ml

1,2,5,6-Tetramethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2131-43-3