ISO 1388-12:1981
$13.00
Ethanol for industrial use — Methods of test — Part 12: Determination of permanganate time
| Published By | Publication Date | Number of Pages |
| ISO | 1981-12 | 5 |
The principle is based on the addition of a test portion, under specified conditions, of potassium permanganate solution. Determination of the time taken for the colour of this test solution to match that of a cobalt(II) chloride and uranyl nitrate colour standard. – International Standards ISO 1388/1 to ISO 1377/12 cancel and replace ISO Recommendation R 1388-1970 of which they constitute a technical revision.
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