| IUPAC > Gold Book > alphabetical index > R > reference value pH standard > history |
Indexes |
| Date | Update description |
| 2006-09-29 | Taken from the original Gold Book, published in version 1.0.0 of the XML Gold Book. |
| File | Revision | Date |
| R05234.xml | 1.15 | 2006-11-02T08:12:31 |