EPA Method 550 Analytes Back Catalog number: 31051 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9507.9-100-AN Dichlorprop-d3, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1219803-66-3 Price on request 9443.12-100 Bolstar, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 35400-43-2 Price on request 70161 2,6-Dinitrotoluene Price on request