2,4-Dimethylphenol-PFB derivative Back Catalog number: 71567 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-23AS Alternative Standard, 1.2ml, nonane Price on request 0358.6-10MG 2,4-Dimethylthiophene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 638-00-6 Price on request 1605.12-50-IO 4-Fluorodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 330-84-7 Price on request