[13C12]Dibenzofuran, 1.2ml x 50ug/ml, toluene Back Catalog number: MDF-0 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 1089.22-200-TX5 Benzo[ghi]perylene-d12, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 93951-66-7 Price on request 680895 D20-Ethion, 100 µg/ml, Acetone, 1ml Price on request 95041 n-Tetracontane Price on request