Reference number
ISO 312:1980
© ISO 2024
ISO 312:1980
Manganese ores — Determination of active oxygen content, expressed as manganese dioxide — Volumetric method
Edition 2
1980-05
Withdrawn
Withdrawn (Edition 2, 1980)

General information

  • Status
     : Withdrawn
    Publication date
     : 1980-05
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 2
    Number of pages
     : 2
  • Technical Committee :
    ISO/TC 65
    ICS :
    73.060.20 
  • RSS updates

Life cycle

Got a question?

Check out our Help and Support

  2. Store
  3. Standards catalogue
  4. ICS
  5. 73
  6. 73.060
  7. 73.060.20
  8. ISO 312:1980