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NBN ISO 23772:2023
Pulps — Kraft liquor — Determination of residual alkali using potentiometric titration
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Summary
This document describes a procedure for determining the content of residual alkali in Kraft black liquors having a dry matter content up to 40 %.
The method is based on a potentiometric titration with hydrochloric acid and is intended for black liquor samples with an initial pH = 11,0.
The lower limit of determination is 0,1 g/l of eq. NaOH.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 08/24/2023 |
| Page Count | 14 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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24/08/2023
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