EPA Method 508A DCB Stock Solution

Dichloroabietic acid, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 65281-77-8

2,3',4,4',5-Pentachlorobiphenyl, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 31508-00-6

n-Butyl n-octyl phthalate, techn.,1000 µg/mL,isooctane,1mL,