API MPMS 10.7 pdf download.Standard Test Method for Water in Crude Oils by Potentiometric Karl Fischer Titration 6. Apparatus 6.1 Karl Fischer Apparatus, using electrometric end-point. A suggested assembly of the apparatus is described in Annex A2. 6.1.1 Presently there is available on the market commercial Karl Fischer titration assemblies, some of which automatically stop the titration at the end-point....