17 alpha(H),21ß(H)-(22R)-Homohopane, 50µg/mL in isooctane, 1ml Back Catalog number: 1339.31-50-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 0189.3-1ML 1-Propanethiol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 107-03-9 Price on request 13009 CLP Semi-Volatile Internal Standard Price on request 71814 Decahydronaphthalene (Decalin) Price on request