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ISO 23777:2023

Pulps — Kraft liquor — Determination of hydrosulphide ion concentration using potentiometric titration

Mar 10, 2023

General information

60.60     Mar 10, 2023

ISO

ISO/TC 6

International Standard

85.040  

English  

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Scope

This document describes a procedure for the determination of sulphide, i.e. the hydrosulphide ion concentration, in white, oxidized white and green liquors, as well as in black liquor having a dry matter content up to 40 %. The determination also includes the sulphide part of any polysulphide present in the solution.

Life cycle

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PUBLISHED
ISO 23777:2023
60.60 Standard published
Mar 10, 2023