CLP - Pesticide Surrogate Spike Solution Back Catalog number: 20023 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 2622.33-50-IO 17 alpha(H),21ß(H)-(22RS)-Trishomohopane , 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 54340-13-5 Price on request 91531 PAH Standard Price on request 674943 Tetradecyltrimethylammonium chloride, 100mg Price on request