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ISO 9062:1992 PDF
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Acid-grade and ceramic-grade fluorspar — Determination of manganese content — Periodate spectrometric method
Applicable to products having Mn-contents in the range 0,006 % to 0,4 %. Decomposition of the test portion with nitric and perchloric acids. After dilution follows oxidation of manganese to permanganate with sodium metaperiodate. Spectrometric measurement at 545 nm.
| Edition | 1992 |
|---|---|
| Published Date | 1992 |
| Published By | International Standardization Organisation |
| Page Count | 4 |
