EPA Method 8141 Standard Back Catalog number: 93543 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended A15811500WA-100 Oxypurinol, 100µg/mL in Water, 1ml Price on request 3378.14-100 Dicofol, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 115-32-2 Price on request 0701.13-500-IO 1,2,4-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2717-42-2 Price on request