17 alpha(H),21 alpha(H)-Hopane, 50µg/mL in Isooctane, 1ml Back Catalog number: 2888.30-50-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 677019 Imidacloprid olefin, 10 µg/ml, Acetonitrile, 10m Price on request 675488 1H-1,2,4-Triazole, 250mg Price on request NIST-2225 Mercury - DSC calibration standard, 2,5g Price on request