Homepage>ISO Standards>ISO 9062:1992-Acid-grade and ceramic-grade fluorspar-Determination of manganese content-Periodate spectrometric method
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download between 0-24 hoursReleased: 1992
ISO 9062:1992
Acid-grade and ceramic-grade fluorspar
CURRENCY
Standard´s number:
ISO 9062:1992
Pages:
4
Edition:
2
Released:
1992
Language:
English
DESCRIPTION
ISO 9062:1992
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.