ISO 23777:2023

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

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.

SDO:

ISO

Language:

English

ICS Codes:

85.040

Status:

Published

Publish date:

2023-03-09

Standard Number:

ISO 23777:2023