Semi-Volatile Mix #4 Back Catalog number: 94474 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2493.18-K-IO Di-n-heptyldiethyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 165900-80-1 Price on request MBDE-77 3,3',4,4'-Tetrabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 79050 Heptachlor epoxide Price on request