1H,1H,2H,2H-Perfluorooctanesulfonic acid; 6:2FTS, 97%, 5g Back Catalog number: 6164-3-06:5G Availability: In the manufacturer's stock Price on request - + Recommended 8920.7-100-DC 2,4-Dichlorobenzonitrile, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 6574-98-7 Price on request 1117.20-200-T Dinaphtho[1,2-b;2',1'-d]furan, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 239-69-0 Price on request 53135 Multi-Element Solution 3 Price on request