1,2-Difluorotetrachloroethane Back Catalog number: 71057 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95182 VOC Standard Price on request 93324 PAH Mix #1 Price on request 0980.28-10-IO d4 C28 alpha alpha alpha (20R)/C29 alpha alpha alpha (20R)-Methyl/Ethylcholestane, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request