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Normas DIN – AENOR
DIN EN ISO 4945:2009-06

DIN EN ISO 4945:2009-06

Steel - Determination of nitrogen content - Spectrophotometric method (ISO 4945:1977); German version prEN ISO 4945:2009 / Note: Date of issue 2009-08-10

Acier - Dosage de l'azote - Méthode spectrophotométrique (ISO 4945:1977); Version allemande prEN ISO 4945:2009 / Attention: Date de parution 2009-08-10

Stahl - Bestimmung des Stickstoffgehalts - Spektralphotometrisches Verfahren (ISO 4945:1977); Deutsche Fassung prEN ISO 4945:2009 / Achtung: Erscheinungsdatum 2009-08-10

Fecha Anulación:
2010-03 /Withdrawn
Equivalencias internacionales:

FprEN ISO 4945 (2009-06)

ISO 4945 (1977-12)

Relación con otras normas DIN:

Reemplazada por: DIN EN ISO 4945:2010-03

Resumen:
This International Standard specifies a spectrophotometric method for the determination of the nitrogen content of non-alloy and low-alloy steels. This method allows the determination only of the nitrogen content which can be converted to an ammonium salt.
Keywords:
Chemical analysis and testing, Determination of content, Nitrogen, Nitrogen content, Photometry, Photometry (chemical analysis), Spectrophotometry, Steels
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