International Standard
ISO 157:2025
Coal — Determination of forms of sulfur
Reference number
ISO 157:2025
Edition 3
2025-05
© ISO 2025
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Published (Edition 3, 2025)

ISO 157:2025

Language
Format
CHF 98
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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.

General information

  • Status
     : Published
    Publication date
     : 2025-05
    Stage
    : International Standard published [60.60]
  • Edition
     : 3
    Number of pages
     : 18
  • Technical Committee :
    ISO/TC 27/SC 5
    ICS :
    73.040 
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Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goals

12
Responsible Consumption and Production
7
Affordable and Clean Energy
9
Industry, Innovation and Infrastructure
8
Decent Work and Economic Growth

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