EPA Method 8141 Surrogate Standard Back Catalog number: 92387 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 683837 Metalaxyl-M, 100 µg/ml, Acetonitrile, 1ml Price on request 0383.12-K-IO Dibenzothiophene-d8, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 33262-29-2 Price on request 10350.17-50MG Chlorpromazine hydrochloride Price on request