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Norm

ISO 10101-3:1993

Issue date: 1993 09 30

Natural gas — Determination of water by the Karl Fischer method — Part 3: Coulometric procedure

The principle of the method specified is passing a measured volume of gas through the titration cell, where the water is absorbed by the anodic solution. The iodine requi...
Withdrawn: 2022 08 31
Publisher:
International Organization for Standardization
Format:
Digital | 6 Pages
Language:
English

The principle of the method specified is passing a measured volume of gas through the titration cell, where the water is absorbed by the anodic solution. The iodine required for the determination of water by the Karl Fischer reaction is generated coulometrically from iodide. The quantity of electricity is directly proportional to the mass of iodine generated and hence to the mass of water determined. Applies to natural gas and other gases which do not react with Karl Fischer reagents. Is applicable to water concentrations between 5 mg/cm^3 and 5000 mg/cm^3.

ISO 10101-3:2022
2022 08 31
Natural gas — Determination of water by the Karl Fischer method — Part 3: Coulometric procedure
Norm
ISO 10101-3:1993
1993 09 30
Natural gas — Determination of water by the Karl Fischer method — Part 3: Coulometric procedure
Norm
Norm
ISO 10101-3:2022
Issue date : 2022 08 31
Natural gas — Determination of water by the Karl Fischer method — Part 3: Coulometric procedure