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ISO 6121:1988
Surface active agents -- Technical alkane sulfonates -- Determination of alkane monosulfonates content by direct two-phase titration
SKU: iso_012342_104915
Published by ISO
Publication Year 1988
2 Edition
3 pages
Product Details
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).