This standard was last reviewed and confirmed in 2019. Therefore this version remains current.
From an aqueous aolution of a sample the phosphates are removed by passing the solution over an ion-exchange resin. Then a boric acid mannitol complex is formed and titrated.
Status: PublishedPublication date: 1981-04
Edition: 1Number of pages: 3
Technical Committee: ISO/TC 91 Surface active agents
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