EPA Method 8141/1657 Surrogate Standard Back Catalog number: 92357 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10657.19-25-MX U-{13c19}Diacetoxyscirpenol Price on request 3642.4-1G 1,2,4-Butanetriol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 3068-00-6 Price on request C16920100 Sebuthylazine D5 (ethyl D5), certified, 5mg Price on request