NF EN 25663 : 1994
Current
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The latest, up-to-date edition.
WATER QUALITY - DETERMINATION OF KJELDAHL NITROGEN - METHOD AFTER MINERALIZATION WITH SELENIUM
Published date
12-01-2013
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National foreword
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Text of EN 25663 - No contents section
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Specifies a method for the determination of nitrogen by a Kjeldahl-type method. Coverage includes reagents, apparatus, procedure, interferences and suggested procedure for removal of selenium from mineralisation residues.
| DevelopmentNote |
Indice de classement: T90-110. (07/2014)
|
| DocumentType |
Standard
|
| PublisherName |
Association Francaise de Normalisation
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| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| ISO 5663:1984 | Identical |
| EN 25663:1993 | Identical |
| UNE-EN 25663:1994 | Identical |
| DIN EN 25663:1993-11 | Identical |
| BS EN 25663:1993 | Identical |
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