EPA Method 8260B - Purgeable Internal Std

PSA-C18-Mix 12

D6-Chlorotoluron, 100 µg/ml, Acetone, 1ml

2,2',3,3',4,4',5',6-Octachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 42740-50-1