Water standards for calculating the titre (volumetric) and checking (coulometric) Karl Fischer reagents.
We supply both the solid standard sodium tartrate dihydrate (EQP) and liquid standards. A certificate of analysis is provided with each sales unit.
Supplied in packs that prevent absorption of atmospheric moisture:
Liquid standards packaged in head-sealed glass ampoules.
Sodium tartrate dihydrate packaged in threaded glass tubes fitted with a seal.