EPA Method 1666 Standard #2 Back Catalog number: 82450 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66154 PCB No. 154, 100µg/ml in Isooctane, 1ml Price on request 0373.14-200-IO 9-Methylacridine, 200µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 611-64-3 Price on request 52004 Magnesium Nitrate Modifier Price on request