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 8733.20-100MG n-Butyl n-octyl phthalate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 84-78-6 Price on request 10688.12-100-IO 2,2',3,4,6'-Pentachlorobiphenyl Price on request 10235.24-100MG Octocrylene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 6197-30-4 Price on request