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.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

85.040

Statut:

Publié

Date de Publication:

2023-03-09

Numéro Standard:

ISO 23777:2023