sodium oxide

sodium oxide, Total:59 items.

The international standard classification for "sodium oxide" includes: Bases , Food additives , Non-metalliferous minerals , Metalliferous minerals , Salts , Materials for aluminium production , Workplace atmospheres , Welding consumables , Other non-ferrous metals and their alloys , Ferroalloys , Production of metals , Oxides .

The Chinese standard classification for "sodium oxide" includes: Inorganic acid and alkali , Synthetic food additives , Building material raw material ore , Heavy metal ore , Rare metals and their alloys analysis method , Inorganic salt , Light metals and their alloys analysis method , Labor sanitation , Welding and cutting , Technical Management , Rare light metals and their alloys , Steel and iron alloy analysis method .

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB/T 16107-1995 Workplace air―Determination of sodium hydroxide―Flame photometric method
GB/T 4348.2-2002 Sodium hydroxide for industrial use - Determination of sodium content - Mercurimetric method
GB/T 6609.5-2004 Chemical analysis methods and Determination of physical performance of alumina Determination of sodium oxide content
GB/T 16484.8-1996 Methods for chemical analysis of rare earth chloride and carbonate--Determination of sodium oxide content
GB/T 4348.1-2013 Sodium hydroxide for industrial use—Determination of sodium hydroxide and sodium carbonate content
GB 5175-2008 Food additive—Sodium hydroxide
GB/T 3257.9-1999 Methods for chemical analysis of bauxite--Determination of potassium oxide and sodium oxide content--Flame atomic absorption spectrophotometric method
GB/T 11213.5-2006 Sodium hydroxide for chemical fiber use—Determination of sulphate content
GB/T 11212-2003 Sodium hydroxide for chemical fiber use
GB/T 14506.11-1993 Sillicate rocks. Determination of potassium oxide and sodium oxide
GB/T 11212-2013 Sodium hydroxide for chemical fiber use
GB/T 209-2018 Sodium hydroxide for industrial use
GB 209-1993 Sodium hydroxide for industrial use
GB/T 19421.9-2003 Test methods of crystalline layered sodium disilicate--Potassium fluosilicate volumetric methods for determination of sodium oxide content
GB/T 14506.11-2010 Methods for chemical analysis of silicate rocks—Part 11:Determination of potassium oxide and sodium oxide content
GB/T 11213.2-2007 Sodium hydroxide for chemical fiber use—Determination of sodium chloride content—Spectrometric method
GB/T 11213.3-2003 Sodium hydroxide for chemical fiber use—Determination of the calcium content—EDTA complexometric method
GB/T 11213.1-2007 Sodium hydroxide for chemical fiber use—Determination of sodium hydroxide content
GB/T 9489.3-1988 Determinations of Fe2O3,CaO,MgO,Na2O and K2O in alundum powder by atomic absorption spectrophotometry
GB/T 13250-1991 Vulcanized rubber-Determination of total sulfur content-Sodium peroxide fusion method
GB/T 3885.1-1983 Methods for chemical analysis of spodumenite and lepidolite concentrates;The atomic absorption spectrophotometric method for the determination of lithium oxide,sodium oxide and potassium oxide contents
GB/T 11213.2-1989 Sodium hydroxide for chemical fiber use--Determination of sodium chloride content--Spectrometric method
GB/T 7698-2014 Sodium hydroxide for industrial use―Determination of carbonates content―Titrimetric method
GB/T 11199-1989 Membrane process sodium hydroxide

Professional Standard - Chemical Industry

HG/T 3825-2006 Sodium hydroxide produced from natural soda by causticizing process

Professional Standard - Energy and Power Planning

DL 425.1-1991 Test method for industrial sodium hydroxide
DL 425.4-1991 Measurement for iron in industrial sodium hydroxide - Phenanthroline spectrophotometric method

Group Standards of the People's Republic of China

T/ZZB 2408-2021 Sodium hydroxide as cathode material for lithium batteries

Professional Standard - Machinery

JB/T 7948.9-1999 Methods for chemical analysis of melted welding fluxes - The flame photometric method for determination of sodium oxide and potassium oxide content

Professional Standard - Electron

SJ/T 10894-1996 Determination of Li2O Na20 and K20 in electronic glass - Atomic absorption method
SJ/T 10909-1996 Determination of K2O Na2O and Li2O electronic glass - Flame spectroscopy

Professional Standard - Non-ferrous Metal

YS/T 509.1-2008 Methods for chemical analysis of spodumene and lepidolite concentrates-Determination of lithium oxide sodium oxide and potassium oxide contents-Flame atomic absorption spectometric met

Professional Standard - Ferrous Metallurgy

YB/T 190.5-2001 Methods for chemical analysis of continuous casting mold powder—The flame atomic absorption spectrometric method for the determination of potassium oxide and sodium oxide content
YB/T 5335-2009 Vanadium pentoxid-Determination of sodium oxide and potaiumss oxide content-The flame atomic absorption spectrometric method
YB/T 5335-2006 Methods for chemical analysis of vanadium pentoxide The atomic absorption spectrophotometric method for the determination of sodium oxide and potassium oxide contents