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NF EN ISO 11905-1 : 1998

Current

Current

The latest, up-to-date edition.

WATER QUALITY - DETERMINATION OF NITROGEN - PART 1: METHOD USING OXIDATIVE DIGESTION WITH PEROXODISULFATE

Published date

12-01-2013

1 Domaine d'application
2 Références normatives
3 Gamme de détection
4 Sensibilité
5 Principe
6 Réactifs
7 Appareillage
8 Échantillonnage et échantillons
9 Mode opératoire
   9.1 Prise d'essai
   9.2 Essai à blanc
   9.3 Nettoyage des récipients de minéralisation
   9.4 Minéralisation
   9.5 Vérification du rendement de l'azote organique
   9.6 Mise en marche
   9.7 Réglage initial de la sensibilité
   9.8 Étalonnage
   9.9 Dosage
10 Expression des résultats
   10.1 Méthode de calcul
   10.2 Données de fidélité
11 Rapport d'essai
Annexe A (informative) - Données de fidélité
Annexe B (informative) - Données de rendement de certains
         composés azotés
Annexe C (informative) - Détermination des nitrates
Annexe D (informative) - Bibliographie

Defines a procedure for determining the nitrogen content in water, in the form of free ammonia, nitrite, nitrate and organic nitrogen compounds capable of converting to nitrate under the oxidative conditions described. Does not determine dissolved nitrogen. Applies to the analysing of natural fresh water, sea water, drinking, surface water and treated sewage effluent. ALSO KNOWN AS BS 6068-2.62(1998)

DevelopmentNote
Indice de classement: T90-061. Supersedes NFT 90 061 (02/2004)
DocumentType
Standard
PublisherName
Association Francaise de Normalisation
Status
Current
Supersedes

Standards Relationship
BS EN ISO 11905-1:1998 Identical
UNI EN ISO 11905-1 : 2001 Identical
EN ISO 11905-1 : 1998 Identical
ISO 11905-1:1997 Identical
UNE-EN ISO 11905-1:1998 Identical
DIN EN ISO 11905-1:1998-08 Identical

NF ISO 15175 : 2004 SOIL QUALITY - CHARACTERIZATION OF SOIL RELATED TO GROUNDWATER PROTECTION

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