EPA Method 552.1 - Surrogate Standard Back Catalog number: 31056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MET-11013BM1-1ML Acetochlor OA, 100µg/ml in MeOH, 1ml Price on request 3635.22-25-AN U{13C22}-HT-2 Toxin, 25µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no. Price on request 10108.6-50-IO Bis(2,3-dibromopropyl)phosphate, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 5412-25-9 Price on request