EPA Method 525.2 - IS/SS Mix Back Catalog number: 37031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2748.13-1G Benzophenone, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 119-61-9 Price on request 678128 Tebuconazole, 100 µg/ml, Acetonitrile, 5ml Price on request 2540.7-25MG Paraxanthine, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 611-59-6 Price on request