EPA Method 8240A Mix #2 Back Catalog number: 84422 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72731 Tri(ethyleneglycol) monoethyl ether Price on request 2195.11-100-ME 1-Methyl-4-nitronaphthalene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 880-93-9 Price on request D449993 Dihydro Uracil-d4, 1mg Price on request