| Standard Number |
BS ISO 3771:2011, BS 2000-276:2011 |
| Title |
Petroleum products. Determination of base number. Perchloric acid potentiometric titration method |
| Status |
Current |
| Publication Date |
30 September 2011 |
| Cross References |
ISO 3696 |
| Replaces |
BS 2000-276:1995, ISO 3771:1994 |