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View larger 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.
| Author | ISO/TC 6 Paper, board and pulps |
|---|---|
| Editor | ISO |
| Document type | Standard |
| Format | Paper |
| Edition | 3 |
| ICS | 85.040 : Pulps |
| Number of pages | 5 |
| Replace | ISO 699:1982 |
| Weight(kg.) | 0.1085 |
| Year | 2015 |
| Country | Switzerland |