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 50467 ICP Mix - 10 µg / mL Price on request GS09000055AC Pesticide/PCB Surrogate, Mix, 200µg/ml in Acetone, 10 x 1ml Price on request 10520.10-10MG (±)-Nicotine-2,4,5,6-d4 (pyridine-d4),neat,neat,10mg, Price on request