D3-TFNG, 100 µg/ml, Acetonitrile, 1ml

Salts in Crude Oil (Ca, Mg, Na)

2,2',4,4',6,6'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 33979-03-2

2,3-Benzanthracene, 50µg/ml in Toluene, 1ml