N-ethylperfluoro-1-octanesulfonamidoacetic acid isomeric mixture, 1.2ml x 50ug/ml, methanol Back Catalog number: BR-NETFOSAA Availability: In the manufacturer's stock Price on request - + Recommended 54164 Perchlorate (ClO4-) Price on request 56019 Potassium (K) Price on request ME 20080 Aqueous Ethanol Standard (0.8g/l), 10 x 1,2ml Price on request