DIN EN 25663:1993-11
Current
The latest, up-to-date edition.
WATER QUALITY; DETERMINATION OF KJELDAHL NITROGEN; METHOD AFTER MINERALIZATION WITH SELENIUM
Hardcopy , PDF
German, English
01-01-1993
Cooperating organizations
National foreword
Foreword
Text of EN 25663 - No contents section
National annex NA (informative) Committees responsible
National annex NB (informative) Cross-reference
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.
DocumentType |
Standard
|
Pages |
11
|
PublisherName |
German Institute for Standardisation (Deutsches Institut für Normung)
|
Status |
Current
|
Standards | Relationship |
NF EN 25663 : 1994 | Identical |
NBN EN 25663 : 1994 | Identical |
BS EN 25663:1993 | Identical |
ISO 5663:1984 | Identical |
EN 25663:1993 | Identical |
SNV DIN EN 25663 : 1993 | Identical |
UNE-EN 25663:1994 | Identical |
I.S. EN 25663:1994 | Identical |
UNI EN 25663 : 1995 | Identical |
DIN ISO 15923-1:2014-07 | WATER QUALITY - DETERMINATION OF SELECTED PARAMETERS BY DISCRETE ANALYSIS SYSTEMS - PART 1: AMMONIUM, NITRATE, NITRITE, CHLORIDE, ORTHOPHOSPHATE, SULFATE AND SILICATE WITH PHOTOMETRIC DETECTION (ISO 15923-1:2013) |
DIN EN ISO 14855-1:2013-04 | DETERMINATION OF THE ULTIMATE AEROBIC BIODEGRADABILITY OF PLASTIC MATERIALS UNDER CONTROLLED COMPOSTING CONDITIONS - METHOD BY ANALYSIS OF EVOLVED CARBON DIOXIDE - PART 1: GENERAL METHOD (ISO 14855-1:2012) |
VDI 3478 Blatt 1:2011-03 | Biological waste gas purification - Bioscrubbers |
VDI 4631:2011-02 | Quality criteria for biogas plants |
VDI 4630:2016-11 | Fermentation of organic materials - Characterization of the substrate, sampling, collection of material data, fermentation tests |
DIN EN ISO 14855-2:2009-10 | DETERMINATION OF THE ULTIMATE AEROBIC BIODEGRADABILITY OF PLASTIC MATERIALS UNDER CONTROLLED COMPOSTING CONDITIONS - METHOD BY ANALYSIS OF EVOLVED CARBON DIOXIDE - PART 2: GRAVIMETRIC MEASUREMENT OF CARBON DIOXIDE EVOLVED IN A LABORATORY-SCALE TEST |
DIN EN ISO 5667-3:2013-03 | WATER QUALITY - SAMPLING - PART 3: PRESERVATION AND HANDLING OF WATER SAMPLES (ISO 5667-3:2012) |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.