EPA Method 8240A Volatile Standard #1 Back Catalog number: 82401 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 38500 WS Dichlorodifluoromethane Price on request 676926 4,4'-Diaminodiphenylmethane, 250mg Price on request 8960.21-100-ME 3-Chloro-1,2-propandiol-2-monostearate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request