Semi-Volatile Standard Back Catalog number: 92225 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8111.16 3-n-Butylcarbazole, Please inquire, Solvent-, Unit , # of units-, Cas.no. Price on request 83541 1,4-Benzoquinone-DNPH (mono) Price on request 8749.12-50-IO 3,4'-Dibromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 83694-71-7 Price on request