sodium concentration
sodium concentration, Total:27 items.
The international standard classification for "sodium concentration" includes: Plastics , Other non-ferrous metals and their alloys , Cadmium, cobalt and their alloys , Fertilizers .
The Chinese standard classification for "sodium concentration" includes: Basic standards and general methods for synthetic resin and plastic , Boiler and its auxiliary equipment , Rare refractory metals and their compounds , Heavy metals and their alloys analysis method , Papermaking in general , Rare metals and their alloys analysis method , Soil and fertilizer in general .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 12658-2008 Paper board and pulp - Determination of sodium content
- GB/T 12008.4-2009 Plastics - Polyether polyols - Part 4: Determination of sodium and potassium
- GB/T 14641-1993 Industrial circulating cooling water-Determination of sodium-Atomic absorption spectrometry
- GB/T 23273.5-2009 Methods for chemical analysis of cobalt oxalate - Part 5: Determination of calcium，magnesium and sodium content - Flame atomic absorption spectrometry
- GB/T 15076.16-2008 Methods for chemical analysis of tantalum and niobium - Determination of sodium and potassium contents
- GB/T 10304.6-1988 Determination of Na in cathode carbonate by atomic absorption spectrophotometry
- GB/T 11904-1989 Water quality--Determinatoin of potassium and sodium--Flame atomic absorption spectrophotometry
- GB/T 20931.2-2007 Methods for chemical analysis of lithium-Determination of sodium content-Flame atomic absorption spectrometric method
- GB/T 13580.12-1992 Determination of sodium and potassium in the wet precipitation.Atomic absorption spectrophotometry
- GB/T 4324.17-1984 Methods for chemical analysis of tungsten - The atomic absorption spectrophotometric method for the determination of sodium content
- GB/T 4325.15-2013 Methods for chemical analysis of molybdenum—Part 15:Determination of sodium content—Flame atomic absorption spectrometry
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 12690.8-2021 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 8:Determination of sodium content
- GB/T 40461-2021 Determination of sodium content for fertilizers
Professional Standard - Agriculture
- NY/T 296-1995 Determination of total calcium, magnesium and sodium in soil
Jilin Provincial Standard of the People's Republic of China
- DB22/T 2362-2015 Determination of sodium content in magnesium alloys by flame atomic absorption spectrometry
Liaoning Provincial Standard of the People's Republic of China
- DB21/T 612-1991 Determination of potassium and sodium ions in soil soluble salts - flame photometry
Shandong Provincial Standard of the People's Republic of China
- DB37/T 3758-2019 Determination of Sodium Nitrate in Fertilizer by High Performance Liquid Chromatography
National Health Commission of the People's Republic of China
- GB 5009.91-2017 National Food Safety Standard -- Determination of potassium and sodium in food
- GB 5009.260-2016 National Food Safety Standard - Determination of sodium - copper chlorophyll in foodtuffs
Professional Standard - Commodity Inspection
- SN/T 1732.8-2006 Pyrotechnic compositions used for fireworks and firecracker-Part 8:Determination of natrium content
- SN/T 1732.8-2014 Pyrotechnic composition used for fireworks and firecracker - Part 8: Determination of natrium content
海关总署
- SN/T 4675.32-2022 Determination of sodium carboxymethyl cellulose (CMC-Na) in wines for import and export - Spectrophotometry
农业农村部
- NY/T 724-2022 Determination of lasalocid sodium in feeds-High performance liquid chromatography
Professional Standard - Non-ferrous Metal
- YS/T 227.8-2010 Methods for chemical analysis of bismuth - Part 8: Determination of magnesium and sodium content - Flame atomic absorption spectrometry
Group Standards of the People's Republic of China
- T/NAIA 004-2020 Determination of Ammonia Nitrogen Concentration in Rumen Fluid Alkaline Sodium Hypochlorite-Phenol Spectrophotometry
RO-ASRO
- STAS 8613/3-1980 CONCENTRATED FOODSTUFF Determination of sodium chloride
- STAS 6318-1961 Organic dyes. Specific reactions with concentrated acids and concentrated sodium hydroxide
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