NA 057
DIN Standards Committee Food and Agricultural Products
DIN EN 13650 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| ISO 11047 | 1998-05 | Soil quality - Determination of cadmium, chromium, cobalt, copper, lead, manganese, nickel and zinc in aqua regia extracts of soil - Flame and electrothermal atomic absorption spectrometric methods More |
| ISO 9964-3 | 1993-05 | Water quality; determination of sodium and potassium; part 3: determination of sodium and potassium by flame emission spectrometry More |
