BTEX (2.0 µg/mL) Back Catalog number: 98515 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72103 Aspartame Price on request 677170 Trimethyltin chloride, 250mg Price on request 8240.13-100-T 4,4'-Difluorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 457-68-1 Price on request