Perfluoro-4-ethylcyclohexanesulfonate, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFECHS Availability: In the manufacturer's stock Price on request - + Recommended 79784 Azoxystrobin, 1000µg/ml in Acetonitrile, 1ml Price on request 90224 Internal Standard Solution Price on request EN-1948CSAV Calibration Kit; Alternate Volume, 6 x 200ul, nonane Price on request