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 97501 Carbamate Standard Price on request 51060 ASTM D-4815 Calibration Mix #3 Price on request 18208 TCLP - Pesticide Spiking Standard Price on request