NA 119
DIN Standards Committee Water Practice
DIN EN ISO 9509 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| ISO 11733 | 2004-08 | Water quality - Determination of the elimination and biodegradability of organic compounds in an aqueous medium - Activated sludge simulation test More |
| ISO 6777 | 1984-08 | Water quality; Determination of nitrite; Molecular absorption spectrometric method More |
| ISO 7150-1 | 1984-06 | Water quality; Determination of ammonium; Part 1 : Manual spectrometric method More |
| DIN EN ISO 11733 | 2004-11 | Water quality - Determination of the elimination and biodegradability of organic compounds in an aqueous medium - Activated sludge simulation test (ISO 11733:2004); German version EN ISO 11733:2004 More |
| DIN EN 26777 | 1993-04 | Water quality; determination of nitrite; molecular absorption spectrometric method (ISO 6777:1984); german version EN 26777:1993 More |
| ISO 9888 | 1999-06 | Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Static test (Zahn-Wellens method) More |
