Perfluoro-4-ethylcyclohexanesulfonate, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFECHS Availability: In the manufacturer's stock Price on request - + Recommended 81204 EPA Method 8121 Surrogate Standard Price on request 15900-1120-100AN5 Cyprodinil, 100µg/ml in Acetonitrile, 5ml Price on request BDE-71 2,3',4',6-Tetrabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request