ISO 6121:1988 PDF
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Surface active agents — Technical alkane sulfonates — Determination of alkane monosulfonates content by direct two-phase titration
The determination is carried out in a consisting of an aqueous phase and a chloroform phase, in the presence of sodium sulfate, by titration against a standard volumetric cationic-active solution (benzethonium chloride), in the presence of an indicator consisting of a mixture of a cationic dye (dimidium bromide) and an anionic dye (acid blue 1).
| Edition | 1988 |
|---|---|
| Published Date | 1988 |
| Published By | International Standardization Organisation |
| Page Count | 3 |
