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ASTM D5559-95(2017)
Standard Test Method for Determination of Acidity as Free Fatty Acids/Acid Number in the Absence of Ammonium or Triethanolamine Soaps in Sulfonated and Sulfated OilsMore info
1.1 This test method covers the determination of the acidity as free fatty acids existing in a sample of sulfonated or sulfated oil, or both, by titrating the sample dissolved in a solvent. It is not applicable in the presence of ammonium or triethanolamine soaps or salts or other compounds that do not react neutral to phenolphthalein when dissolved in alcohol.
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| Confirmation date | 2017-04-01 |
| ICS | 71.080.40 : Organic acids |
| Number of pages | 2 |
| Replace | ASTM D5559-95(2011) |
| Set | ASTMVOL1504 |
| Year | 1990 |
| Document history | ASTM D5559-95(2011) |
| Country | USA |
| Keyword | ASTM 5559;ASTM D5559;ASTM D5559;10.1520/D5559-95R17 |