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VDI 4709
Central vacuum cleaning systems - Design, testing and application in facility management
Edition
2015-08
ASTM C 799
Standard Test Methods for Chemical, Mass Spectrometric, Spectrochemical, Nuclear, and Radiochemical Analysis of Nuclear-Grade Uranyl Nitrate Solutions
Edition
2019
ASTM C 759
Standard Test Methods for Chemical, Mass Spectrometric, Spectrochemical, Nuclear, and Radiochemical Analysis of Nuclear-Grade Plutonium Nitrate Solutions
Edition
2018
UNE-EN 15559
Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
Edition
2009-10-28
ASTM D 8001
Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
Edition
2016
OENORM EN ISO 13759
Petroleum products - Determination of alkyl nitrate in diesel fuels - Spectrometric method (ISO 13759:1996)
Edition
1997-12-01
OENORM EN ISO 20236
Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO/DIS 20236:2023)
Edition
2023-10-01
OENORM EN 15562
Inorganic fertilizers - Determination of cyanamide nitrogen
Edition
2023-11-01
ASTM D 6016
Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
Edition
2017
DüngeGebGewSchV BW
Verordnung zu Anforderungen an die Düngung in bestimmten Gebieten zum Schutz der Gewässer vor Verunreinigungen (VODüVGebiete)
Edition
2020-12-17