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ISO 23772:2023

Pulps — Kraft liquor — Determination of residual alkali using potentiometric titration

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.

Notes

60.60 : Norme internationale publiée

Technical characteristics

Publisher International Organization for Standardization (ISO)
Publication Date 03/10/2023
Edition 1
Page Count 7
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Weight (in grams) ---
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