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ISO 157:1996 (R2021)
Coal — Determination of forms of sulfur
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Summary
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.
Notes
90.92 : Norme internationale à réviser
Technical characteristics
| Publisher | International Organization for Standardization (ISO) |
| Publication Date | 05/23/1996 |
| Confirmation Date | 08/13/2021 |
| Edition | 2 |
| Page Count | 15 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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Previous versions
15/05/2025
Active
Most Recent
26/08/1999
Superseded
Historical
23/05/1996
Superseded
, Reaffirmed
, Under review
, Modified
Historical