EPA Method 552.1 - Surrogate Standard Back Catalog number: 31056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2289.8-1G Phthalic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 88-99-3 Price on request 12111.21-50MG Moxifloxacin hydrochloride,neat,neat,50mg, Price on request 20012 CLP Pesticide Standard Mix A - 4x Low Point Price on request