Water quality. Determination of dissolved li+,na+,nh4+,k+,mn2+,ca2+,mg2+,sr2+ and ba2+ using ion chromatography. Method for water and waste water first edition
实施日期:1998-10-01
Water quality. Determination of selected organic plant-treatment agents. Automated multiple development (amd) technique first edition;corrected and reprinted:06/01/2001
实施日期:2000-11-15
Water quality. Determination of calcium and magnesium. Atomic absorption spectrometric method first edition
实施日期:1986-01-01
Water quality - Determination of highly volatile halogenated hydrocarbons - Gas-chromatographic methods (ISO 10301:1997); German version EN ISO 10301:1997
Method of Test for Sulfide Ion in Industrial Waste Water
发布日期:1982-03-18 实施日期:1982-03-18
Wasserbeschaffenheit. Bestimmung des Geruchsschwellenwerts (TON) und des Geschmacksschwellenwerts (TFN) Water quality Determination of the threshold odour number (TON) and threshold flavour number (TFN...
实施日期:2006-09-29
German standard methods for the examination of water, waste water and sludge; bio-assays (group L); surfactant biodegradation and elimination test for simulation of municipal waste water treatment plan...
German standard methods for the examination of water, waste water and sludge; sludge and sediments (group S); determination of the specific residual beta activity in sludge, sediment and suspended matt...
实施日期:2001-08-01
实施日期:2000-08-01
Wasserbeschaffenheit. Bestimmung der geloesten Kationen Li+,Na4+,NH4+,K+,Mn2+,Ca2+,Mg2+,Sr2+ und Ba2+ mittels Ionenschromatographie. Verfahren fuer Wasser und Abwasser Water quality-Determination of di...
实施日期:1999-10-15
Water quality -- Enumeration of culturable micro-organisms -- Colony count by inoculation in a nutrient agar culture medium
发布日期:1999-05-01 实施日期:1999-05-01
German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 30: Pretreatment, homogenization and aliquotation of non-homogeneous water samples (A...
发布日期:1998-07-01 实施日期:1998-07-01
实施日期:2003-11-01
German standard methods for the examination of water, waste water and sludge; general information (group A); Part 71: equivalence of two analytical methods based on the comparision of results and their...
Water quality - Determination of arsenic - Atomic absorption spectrometric method (hydride technique) (ISO 11969:1996); German version EN ISO 11969:1996
Pruefverfahren fuer Wassee fuer industrielle Zwecke. Morpholin:spektralphotometrisches Verfahren Methods of testing Water used in industry Part 116:Morpholine:spectrophotometric method Methodes d'essai...
实施日期:1983-05-31
实施日期:2005-08-01
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