17 alpha(H),21ß(H)-(22RS)-Homohopane, 50µg/mL in Isooctane, 1ml Back Catalog number: 2255.31-50-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 680522 2-n-Nonylphenol-mono-ethoxylate, 100 µg/ml, Aceto Price on request 2121-3-04:50G Pentafluoropropionic acid; PFPrA, 98%, 50g Price on request 679805 Sulfabenzamide, 100 µg/ml, Methanol, 1ml Price on request