ISO 157:2025-ed.3.0

Coal — Determination of forms of sulfur

STANDARD published on 15.5.2025

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The information about the standard:

Designation standards: ISO 157:2025-ed.3.0
Publication date standards: 15.5.2025
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: International technical standard
Category: Technical standards ISO

Annotation of standard text ISO 157:2025-ed.3.0 :

Description / Abstract: This document specifies methods of determining the sulfate and pyritic sulfur mass fraction of coals, and of calculating the amount of organic sulfur present.