Nov 21, 2024 · 5.1 The accurate analysis of a crude oil sample to determine the water content is important in the refining, purchase, sale, or transfer of crude oils. 1.1 This test method covers …

This standard is issued under the fixed designation D4928; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last …

To determine water in crude oil, ASTM D4928 recommends coulometric Karl Fischer titration with the oven method, allowing full automation for high reproducibility.

Identify apparatus, reagents, and materials used for the determination of water in the range from 0.02 to 5.00 mass or volume % in crude oils, including anode and cathode reagents. Define …

Dec 1, 2012 · 1.1 This test method covers the determination of water in the range from 0.02 to 5.00 mass or volume % in crude oils. Mercaptan (RSH) and sulfide (S − or H 2 S) as sulfur are …

1.1 This test method covers the determination of water with true concentration range from 0.02 % to 5.00 % by mass or volume in crude oils using Procedures A and B and from 0.04 % to 3.75 …

1.1 This test method covers the determination of water with true concentration range from 0.02 % to 5.00 % by mass or volume in crude oils using Procedures A and B and from 0.04 % to 3.75 …

May 11, 2023 · Auto-injection of up to 50 samples tested consecutively improve the efficiency of the overall process. Sample preparation, analysis and data transfer can be achieved in about …