Under publication
ISO 157
Coal — Determination of forms of sulfur
Reference number
ISO 157
Edition 3
© ISO 2025
Under publication
Under publication
Final production steps (up to seven weeks).
Will replace ISO 157:1996

Abstract

Specifies methods of determining the sulfate and pyrite sulfur contents of coals, including brown coals and methods of calculating the amount of organic sulfur present. Replaces the first edition.

General information

  • Status
     : Under development
    Stage
    : International Standard under publication [60.00]
  • Edition
     : 3
  • 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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