17 alpha(H),21ß(H)-Hopane, 100µg/mL in Isooctane, 1ml Back Catalog number: 0132.30-100-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 57014 Silicon (Si), 1000µg/ml in 2%-HNO3/Water, 100ml Price on request 2673.7-50-IO Pentabromotoluene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 87-83-2 Price on request 79524 2,4,5-T Price on request