EPA Method 552.1 - Surrogate Standard Back Catalog number: 31057 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended (8461.12) Volaton Price on request 2209.6-100MG Tris-(aziridinyl)-phosphineoxide, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 545-55-1 Price on request 679550 beta-Zearalenol, 5mg Price on request