Heptachlor, 100 µg/ml, Acetonitrile, 1ml

Clarithromycin, neat, Solvent-neat, Unit 2g, # of units-1, Cas.no. 81103-11-9

n-Paraffin Mixture

1H,1H,2H,2H-Perfluorododecyl acetate, 1.2ml x 50ug/ml, isooctane