ISO 13975-2012

塑料 测定受控污泥消化系统中塑料材料的最终厌氧生物降解性 沼气产出测量法

Plastics -- Determination of the ultimate anaerobic biodegradation of plastic materials in controlled slurry digestion systems -- Method by measurement of biogas production

适用范围：ISO 13975:2012 specifies a method of evaluating the ultimate anaerobic biodegradability of plastic materials in a controlled anaerobic slurry digestion system with a solids concentration not exceeding ...

发布日期：2012-05-01  实施日期：2012-05-01

NF V18-210-2012

Animal feeding stuffs - Determination of arsenic by hydride generation atomic absorption spectrometry (HGAAS) after microwave pressure digestion (digestion with 65% nitric acid and 30% hydrogen peroxide).

NF Q50-002-2-2005

Pulps - Laboratory wet disintegration - Part 2 : disintegration of mechanical pulps at 20 degrees C.

NF X31-043-2012

Sludge, treated biowaste and soil - Digestion of aqua regia soluble fractions of elements.

BS EN 15192-2006

Characterisation of waste and soil. Determination of chromium (VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection

实施日期：2007-02-28

NF T90-137-1-2002

Water quality - Digestion for the determination of selected elements in water - Part 1 : aqua regia digestion.

NF V18-245-2012

Animal feeding stuffs - Determination of calcium, sodium, phosphorus, magnesium, potassium, sulphur, iron, zinc, copper, manganese and cobalt after pressure digestion by ICP-AES.

EN ISO 12676-2003

Refractory products. Determination of resistance to carbon monoxide ISO 12676:2000

实施日期：2003-03-01

BS EN ISO 8968-4-2002

乳 氮含量的测定 第4部分:非蛋白氮含量的测定 校正13823:2002年4月2日

Milch. Bestimmung des Stickstoffgehaltes. Bestimmung des Nichtproteinstickstoff-Gehaltes Milk-Determination of Nitrogen Content-Part 4:Determination of Non-Protein Nitrogen Content Lait. Determination ...

适用范围：This part of ISO 8968 | IDF 20 specifies a method for the determination of the non-protein nitrogen content of liquid milk, whole or skimmed.

实施日期：2002-01-28

ISO 5263-2-2004

纸浆 实验室湿解离 第2部分:20℃下化学纸浆的解离

Pulps -- Laboratory wet disintegration -- Part 2: Disintegration of mechanical pulps at 20 degrees C

适用范围：ISO 5263-2:2004 specifies an apparatus and the procedures for the laboratory-wet disintegration of mechanical pulps that do not exhibit latency or pulps where latency has already been removed. This app...

发布日期：2004-09-01  实施日期：2004-09-01

ISO 14720-1-2013

Testing of ceramic raw and basic materials -- Determination of sulfur in powders and granules of non-oxidic ceramic raw and basic materials -- Part 1: Infrared measurement methods

发布日期：2013-03-01  实施日期：2013-03-01

ISO 21079-3-2008

含氧化铝、氧化锆和二氧化硅的耐火材料的化学分析 含5%-45%氧化锆的耐火材料（代替X射线荧光法） 第3部分:火焰原子吸收分光光度法(FAAS)和电感耦合等离子体原子发射光谱法(ICP-AES)

Chemical analysis of refractories containing alumina,zirconia,and silica. Refractories containing 5 % to 45 % of zro2 (alternative to the x-ray fluorescence method). Part 3:Flame atomic absorption spec...

适用范围：This part of ISO 21079 specifies flame atomic absorption spectrophotometry (FAAS) and inductively coupledplasma emission spectrometry (ICP-AES) methods for the analysis of AZS (alumina, zirconia, and s...

实施日期：2008-04-15

EN ISO 21079-3-2008

Chemical analysis of refractories containing alumina,zirconia,and silica. Refractories containing 5 percent to 45 percent of ZrO2 (alternative to the X-ray fluorescence method). Part 3:Flame atomic absorption spectrophotometry (FAAS) and inductively coupl

实施日期：2008-04-01

NF B49-424-2-2008

Chemical analysis of refractories containing alumina, zirconia, and silica - Refractories containing 5 % to 45 % of ZrO2 (alternative to the X-ray fluorescence method) - Part 2 : Wet chemical analysis.

EN 25663-1993

Water Quality. Determination of Kjeldahl Nitrogen. Method After Mineralization with Selenium (ISO 5663 :1984)

实施日期：1993-01-01

NF T90-137-2-2002

Water quality - Digestion for the determination of selected elements in water - Part 2 : nitric acid digestion.

NF Q50-002-1-2005

Pulps - Laboratory wet disintegration - Part 1 : disintegration of chemical pulps.

BS EN 725-1-2007

陶瓷先进技术.陶瓷粉的试验方法.氧化铝的纯度测定

Hochleistungskeramik. Prüfverfahren für keramische Pulver. Bestimmung von Verunreinigungen in Aluminiumoxidpulver Advanced technical ceramics. Methods of test for ceramic powders. Part 1:Determination ...

适用范围：This Part of EN 725 specifies one fusion and one acid dissolution method for the determination of elements ofsodium, potassium, iron, silicon, calcium and magnesium present as impurities in alumina usi...

实施日期：2007-10-31

BS EN ISO 21079-3-2008

Chemical analysis of refractories containing alumina, zirconia, and silica. Refractories containing 5 percent to 45 percent of ZrO2 (alternative to the X-ray fluorescence method). Flame atomic absorption spectrophotometry (FAAS) and inductively coupled pl

实施日期：2009-04-30

NF T90-110-1994

水质--氮的基耶达(Kjeldahl)测定--矿化作用后的加硒法

Water quality - Determination of kjekldahl nitrogen - Method after mineralization with selenium.