Perfluoro-4-ethylcyclohexanesulfonate, 1.2ml x 50ug/ml, methanol Back Catalog number: PFECHS Availability: In the manufacturer's stock Price on request - + Recommended S-4219-2K-10ME BTEX Mixture 3 S-4219-2K-5ME 7 Analytes, each 2000 µg/mL in methanol; units:1x1 mL, 1x5mL 1300.6 Benzene [71-43-2] 1267.8 o-Xylene [95-47-6] 1264.7 Toluene [108-88-2] 1266.8m-Xylene [108-38-3] 1268.8 Price on request 70225 2-Nitroaniline Price on request 57016 Sulfur (S) Price on request