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Normas DIN – AENOR
DIN CEN/TS 15476:2006-12

DIN CEN/TS 15476:2006-12

Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda; German version CEN/TS 15476:2006

Engrais - Détermination de l'azote nitrique et ammoniacal selon Devarda; Version allemande CEN/TS 15476:2006

Düngemittel - Bestimmung von Nitrat- und Ammoniumstickstoff nach Devarda; Deutsche Fassung CEN/TS 15476:2006

Fecha Anulación:
2019-04 /Withdrawn
Equivalencias internacionales:

CEN/TS 15476 (2006-09)

Relación con otras normas DIN:

Reemplazada por: DIN EN 15476:2009-04

Resumen:
The document specifies a method for the determination of nitrate and ammoniacal nitrogen with reduction according to Devarda (modified for each of the variants a, b and c). The method is applicable to all nitrogenous fertilizers, including compound fertilizers, in which nitrogen is found exclusively in nitrate form, or in ammoniacal and nitrate form.
Keywords:
Agriculture, Ammoniacal nitrogen, Chemical analysis and testing, Determination of content, Devarda, Distillation, Fertilizers, Inter-laboratory tests, Mathematical calculations, Nitrate contents, Nitrates, Nitrogen, Sampling methods, Soil improving materials, Specimen preparation, Volumetric analysis
65,98
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