ISO 4176:1981
$12.35
Fertilizers — Determination of nitrate nitrogen content — Nitron gravimetric method
| Published By | Publication Date | Number of Pages |
| ISO | 1981-04 | 5 |
The method is suitable as a reference method and is applicable to all fertilizers. It consists in precipitating of nitrate ions in acid solution as a complex with nitron reagent, filtrating of the precipitate, drying and weighing.
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