Mineral Spike

2,2',3,3',4,4',5-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35065-30-6

Thorium (Th)

Ethephon, 10 µg/ml, Acetonitrile, 10ml