EPA Method 8240A Calibration Check Compounds Back Catalog number: 82412 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9755.17-10MG iso-Butyl n-pentyl phthalate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request 71857 Desmetryn Price on request 691959 Trifluoroacetic acid sodium salt, 100µg/ml, water 1X1ML Price on request