EPA Method 525 Pesticide Standard Sub Conc Back Catalog number: 98307 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4035-K-IOX5 Diphenylsulfide in isooctane, Blank Units: 5x1mL ampoules Price on request 94906 Tris(2,3-dibromopropyl)phosphate Price on request 678074 Propamocarb N-oxide, 100 µg/ml, Acetonitrile, 1m Price on request