EPA Method 630/630.1 Stock Solution #2

2,2',4,4',5-Pentachlorobiphenyl, 100µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 38380-01-1

4,4'-DDT 13C12, 100µg/mL in Acetone, 1ml

n-Undecane