BTEX & Naphthalene & Tetrachloroethene Back Catalog number: 95501 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9261.22-100-DRIED Tentoxin, 100µg/mL, Solvent-dried down, Unit 1mL, # of units-1, Cas.no. 28540-82-1 Price on request M7PFUDA Perfluoro-n-[1,2,3,4,5,6,7-13C7]undecanoic acid, 50µg/ml in MeOH, 1,2ml Price on request D-N-ETFOSA-M N-ethyl-d5-perfluoro-1-octanesulfonamide, 50µg/ml in MeOH, 1,2ml Price on request