Electroacoustics - Audiometric equipment - Part 7: Instruments for the measurement of auditory brainstem responses (IEC 60645-7:2009); German version EN 60645-7:2010
实施日期:2010-08-01
Electroacoustics - Audiometric equipment - Part 5: Instruments for the measurement of aural acoustic impedance/admittance (IEC 60645-5:2004)
实施日期:2005-08-01
Paints, varnishes and printing inks. Determination of fineness of grind
发布日期:2013-04-30 实施日期:2013-04-30
实施日期:2002-01-01
实施日期:2006-06-30
Acoustics; measurement of sound insulation in buildings and of building elements; part 2: determination, verification and application of precision data (ISO 140-2:1991); German version EN 20140-2:1993
Zinc and zinc alloys - Chemical analysis - Part 2: Determination of magnesium in zinc alloys; Flame atomic absorption spectrometric method
Electroacoustics - Audiometric equipment - Part 5: Instruments for the measurement of aural acoustic impedance/admittance
发布日期:2004-11-23 实施日期:2004-11-23
Beschichtungsstoffe. Bestimmung der Auswaschrate von Bioziden aus Antifouling-Beschichtungen. Bestimmung der Kupferionen-Konzentration im Extrakt und Berechnung der Auswaschrate Paints and varnishes. D...
实施日期:2007-09-28
实施日期:2011-03-31
实施日期:2009-04-01
Kohle. Kurzanalyse Coal. Proximate analysis Charbon. Analyse immédiate
实施日期:2010-11-30
Petroleum products and bituminous materials - Determination of water - Distillation method.
实施日期:2010-05-01
Paints and varnishes -- Determination of release rate of biocides from antifouling paints -- Part 2: Determination of copper-ion concentration in the extract and calculation of the release rate
发布日期:2007-06-01 实施日期:2007-06-01
Water quality. Guidance standard on interlaboratory comparison studies for ecological assessment
发布日期:2012-10-31 实施日期:2012-10-31
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