TAPPI T 635 : 0
Withdrawn
ANALYSIS OF TALL OIL SOAP SKIMMINGS
Hardcopy , PDF
English
07-23-2013
1. Scope and summary
2. Significance
3. Sampling
4. Density
5. Total solids
6. Tall oil content
7. Total alkali
8. Determination of lignin and pulp
9. Water content
10. Calcium content
11. Report
12. Precision
13. Additional information
References
In alkaline pulping using resinous woods, the rosin and fatty acids are saponified and dissolved in the spent digestion liqor. When the liqor is concentrated the rosin and fatty acid soaps become insoluble and float to the surface. This black liqor soap is the raw material for producing tall oil.
| DocumentType |
Official Test Method
|
| Pages |
7
|
| PublisherName |
Technical Association of the Pulp & Paper Industry
|
| Status |
Withdrawn
|
| TAPPI T 689 : 0 | ANALYSIS OF CRUDE TALL OIL |
| TAPPI T 689 : 0 | ANALYSIS OF CRUDE TALL OIL |
| ASTM D 803 : 2015 : REDLINE | Standard Test Methods for Testing Tall Oil |
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