ISO 1843-7:1982 PDF
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Higher alcohols for industrial use — Methods of test — Part 7: Determination of distillation yield
Relates to C6 to C13 alcohols. The principle consists in distillation of a test portion, under carefull defined conditions. For measurement of distillation intervals not greater than 5 °C, the thermometer hsall be graduated at intervals of 0,2 °C; for intervals greater than 5 °C, the thermometer shall be graduated at intervals of 0,5 °C. Adjusting the rate of heating so that the first drop of distillate falls from the end of the condenser after 15 to 20 min. ISO 1843/7 cancels and replaces ISO Recommendation R 1845-1970, of which it constitutes a technical revision.
| Edition | 1982 |
|---|---|
| Standard Part No | 7 |
| Published Date | 1982 |
| Published By | International Standardization Organisation |
| Page Count | 2 |
