This standard was last reviewed and confirmed in 2021. Therefore this version remains current.
ISO 699:2015 specifies a method for the determination of the alkali-insoluble fraction of pulps using sodium hydroxide solution of fixed concentration. The sodium hydroxide concentrations most frequently used are 18, 10, and 5 % (m/m).
The method is applicable to all kinds of pulp.
Status : PublishedPublication date : 2015-04
Edition : 3Number of pages : 5
Technical Committee:Paper, board and pulps
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