4-Methoxy-2',3,5,5'-tetrachlorobiphenyl, 100µg/ml in IO, 1ml

EPA Method 601 - Purgeables Mix #2

3, 5-Cyclocholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17132-01-3

Manganese (Mn)