Toxaphene, 100µg/ml in Acetonitrile, 5ml

Fresh Cheese, Lactose-reduced, 70% F.i. Tr, 200g

9,10,12,13-Tetrachlorooctadecanoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 26533-39-1

PCB No. 209, 100µg/ml in Cyclohexane, 5ml