For checking calibration of coulometric KF equipment.

For volumetric or coulometric use. For standardization of titrants or titrators.

Catholyte solution for coulometric analysis. For both general use and Aldehydes and Ketones.

For standardization of volumetric titrants.

For checking calibration of coulometric KF equipment.

Standardization of a KF reagent is necessary to determine its water equivalency. GFS is the primary manufacturer of a broad range of reference materials, all made in-house at our Columbus, Ohio facilities. The (liquid) water standards are delivered in boxes of 10 single-use ampoules with a shelf…

For volumetric or coulometric use. For standardization of KF titrants or titrators.

For volumetric or coulometric use. For standardization of Karl Fischer titrants or titrators.

For checking calibration of coulometric KF equipment. Water 0.50 +/- 0.02 mg/g NIST Traceable

For checking calibration of coulometric KF equipment. Water in xylene.

For coulometric analysis. Catholyte for coulometric titrators.