EPA Method 502/524 Surrogate Standard #1 Back Catalog number: 30070 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2300.6-1G Adipic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 124-04-9 Price on request 676617 Iminoctadine triacetate, 10mg Price on request G765002-1MG Glyphosate-13C2,15N, 1mg Price on request