1.1 ,These test methods cover the determination of manganese dioxide in amounts commonly found in manganese ore. The determination measures the amount of manganese (IV) present in the sample. The result may be expressed as available oxygen or as manganese dioxide. The following test methods are included and may be used interchangeably:
| , | Sections |
| , | |
| , ,Test Method A (Ferrous Ammonium Sulfate) | ,9 –, 13 |
| , ,Test Method B (Periodate (Sodium Oxalate) | 14 –, 18 |