Photography -- Processing waste -- Determination of ammoniacal nitrogen (microdiffusion method)
发布日期:2001-12-01 实施日期:2001-12-01
Milk and milk products -- Enumeration of presumptive Escherichia coli -- Part 1: Most probable number technique using 4-methylumbelliferyl-beta-D-glucuronide (MUG)
发布日期:2005-12-01 实施日期:2005-12-01
Allgemeine chemische Analyseverfahren. Verfahren zur Bestimmung des Eisengehaltes (spektrophotometrisches Verfahren mit 1,10-Phenanthrolin) General methods of chemical analysis Part 3:Method for determ...
实施日期:1983-01-31
Produkte zur Aufbereitung von Wasser fuer den Menschlichen Gebrauch. Polyaluminiumhydroxidsilikatsulfat Chemicals used for treatment of water intended for human consumption-Polyaluminium hydroxide sili...
实施日期:2004-12-02
Chemicals used for treatment of water intended for human consumption - Polyaluminium chloride hydroxide silicate
Ophthalmic optics - Contact lens care products - Microbiological requirements and test methods for products and regimens for hygienic management of contact lenses (ISO 14729:2001 + Amd.1:2010); German ...
实施日期:2011-01-01
Ceramic tiles - Part 13: Determination of chemical resistance (ISO 10545-13:1995); German version EN ISO 10545-13:1997
German standard methods for the examination of water, waste water, and sludge - Jointly determinable substances (group F) - Part 14: Determination of phenoxyalkyl carbonic acids by gas chromatography a...
Produkte zur Aufbereitung von Wasser fuer den menschlichen Gebrauch. Eisen (III) chloridsulfat Chemicals used for treatment of water intended for human consumption Iron (III) chloride sulfate Produits ...
实施日期:2004-12-02
Determination of alkaline phosphatase activity in milk; enzymatic method
Calcium-Magnesium-Bodenverbesserungsmittel. Bestimmung des Calcium-und Magnesiumgehaltes. Komplexometrisches Verfahren Liming materials Determination of calcium content and magnesium content Complexome...
实施日期:2000-04-15
Milk and milk products -- Enumeration of colony-forming units of yeasts and/or moulds -- Colony-count technique at 25 degrees C
发布日期:2004-10-01 实施日期:2004-10-01
Tea and instant tea in solid form -- Determination of caffeine content -- Method using high-performance liquid chromatography
发布日期:2002-07-01 实施日期:2002-07-01
Testing of insulating materials; methods of test for the determination of ionic impurities in electrical insulating materials by extraction with liquids
实施日期:1991-04-01
实施日期:2007-01-01
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