EPA Method 531.1 Individual Analytes Back Catalog number: 31241 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8493.2-100MG Methyl methanesulfonate, Comet assay grade, , Solvent-, Unit , # of units-, Cas.no. 66-27-3 Price on request 0013.16-10MG 1,3-Dinitropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 75321-20-9 Price on request 91873 Volatile Standard Price on request