PCB No. 81, 10µg/ml in Isooctane, 10ml

Coumarin, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 91-64-5

Isobutylbenzene, 1000mg

Amidotrizoic acid, 100µg/ml in Acetonitrile, 5ml