NA 119
DIN Standards Committee Water Practice
DIN EN 12566-6 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| ISO 5664 | 1984-05 | Water quality; Determination of ammonium; Distillation and titration method More |
| ISO 6778 | 1984-06 | Water quality; Determination of ammonium; Potentiometric method More |
| ISO 7150-1 | 1984-06 | Water quality; Determination of ammonium; Part 1 : Manual spectrometric method More |