BTEX & Naphthalene & Tetrachloroethene Back Catalog number: 95502 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X20020900IO PCB No. 209, 100µg/mL in Isooctane, 10ml Price on request 2744.12-50-IO 2,4,6-Tribromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 59080-33-0 Price on request 8537.16-10MG n-Butyl iso-butyl phthalate (n-Butyl 2-methylpropyl phthalate), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 17851-53-5 Price on request