NEN-ISO 157:2021
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Current
The latest, up-to-date edition.
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NEN-ISO 157 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.
| Committee |
ISO/TC 27
|
| DocumentType |
Standard
|
| PublisherName |
Netherlands Standards
|
| Status |
Current
|
| Standards | Relationship |
| ISO 157:1996 | Identical |
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