gravimetric sodium oxide

gravimetric sodium oxide, Total:92 items.

The international standard classification for "gravimetric sodium oxide" includes: Fertilizers , Bases , Oxides , Salts , Chemical analysis of metals .

The Chinese standard classification for "gravimetric sodium oxide" includes: Inorganic acid and alkali , Basic standards and general methods on chemical fertilizers , Light metals and their alloys analysis method .

Taiwan Provincial Standard of the People's Republic of China

CNS 7825-1981 Method for Determination of Manganese in Manganese Ores (Sodium Bismuthate Oxidization Method)
CNS 8443-1982 Method for Determination of Sodium Oxide in Feldspar (Gravimetric Method)

Professional Standard - Energy and Power Planning

DL/T 425.3-1991 Determination of sodium chloride content in industrial sodium hydroxide - Mercury titration method
DL 425.6-1991 Determination for sodium chloride content in industrial sodium hydroxide - Silver nitrate volumetric method
DL/T 425.2-1991 Determination of sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Titration method
DL 425.3-1991 Determination for sodium chloride content in industrial sodium hydroxide - Mercurimetry
DL 425.5-1991 Determination for sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Volumetric method
DL 425.2-1991 Determination for sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Titrimetry
DL/T 425.6-1991 Determination of sodium chloride in industrial sodium hydroxide - Silver nitrate volumetric method
DL/T 425.5-1991 Determination of sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Volumetric method

Professional Standard - Agriculture

NY/T 1867-2010 Determination of humus content in soil

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

GB/T 4348.1-2000 Sodium hydroxide for industrial use-Determination of sodium hydroxide and sodium carbonate content
GB/T 11213.1-2007 Sodium hydroxide for chemical fiber use—Determination of sodium hydroxide content
GB/T 6610.5-2003 Chemical analysis methods of aluminium hydroxide-Determination of sodium oxide content
GB/T 8158.1-1987 Methods for chemical analysis of sodium fluoride--The gravimetric method for the determination of moisture content
GB/T 4348.2-2002 Sodium hydroxide for industrial use - Determination of sodium content - Mercurimetric method
GB/T 11213.2-1989 Sodium hydroxide for chemical fiber use--Determination of sodium chloride content--Spectrometric method
GB/T 11213.2-2007 Sodium hydroxide for chemical fiber use—Determination of sodium chloride content—Spectrometric method
GB/T 4348.1-2013 Sodium hydroxide for industrial use—Determination of sodium hydroxide and sodium carbonate content
GB/T 11213.5-1989 Sodium hydroxide for chemical fiber use--Determination of sulphate mass fraction--Barium sulphate gravimetric method
GB/T 6609.5-1986 Methods for chemical analysis of aluminium oxide--The flame photometric method for the determination of sodium oxide content
GB/T 4348.2-2014 Sodium hydroxide for industrial use―Determination of sodium chloride content―Mercurimetric method
GB/T 8158.6-1987 Methods for chemical analysis of sodium fluoride--The gravimetric method for the determination of carbonate content
GB/T 11213.1-1989 Sodium hydroxide for chemical fiber--Determination method of mass fraction

Professional Standard - Aviation

HB/Z 5107.11-2004 Methods for analysis of chemical oxidation solution for magnesium alloy -- Part 11: Determination of sodium bichromate content in sodium bichromate and magnesium sulfate oxidation solution by potentiometric method

Professional Standard - Non-ferrous Metal

YS/T 535.1-2006 Sodium fluoride chemical analysis method gravimetric determination of wet storage
YS/T 534.5-2006 Chemical analysis methods of aluminium hydroxide. Determination of sodium oxide content
YS/T 535.6-2006 Sodium fluoride chemical analysis method gravimetric determination of carbonate content

Sichuan Provincial Standard of the People's Republic of China

DB51/T 2045-2015 Determination method of high-purity vanadium pentoxide potassium oxide and sodium oxide content

CZ-CSN

CSN 65 2056-1981 SODIUM HYDROXIDE TECHNICAL Gravimetric Method for Determination of thu Sum of Iron and Aluminium Oxide
CSN 65 2055-1981 SODIUM HYDROXIDE TECHNICAL Gravimetric Method for Determination of Silicic Acide
CSN 70 0642 Cast.1-1976 Glass testing. Chemical analysis of glass. Determination of sodium oxide. Gravimetric method
CSN 65 2060-1981 SOD1UM HYDROXIDE TECHNICAL Jodometrie Method for Dotonnination o? Sodium Chlorate
CSN 65 2063-1981 SODIUM HYDROXIDE TECHNXCAL Methods for Datorminatioii of Hoavy Metals
CSN 65 2052-1981 SODIUM HYDROXIDE TECHNJCAL Volumctric JVlpthod for Deteniiiiiuiion of Sodium Carbunate

British Standards Institution (BSI)

BS 5688-3:1979 Methods of test for boric acid, boric oxide, diRsodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of sodium oxide and boric oxide contents and loss on ignition of disodium tetraborates
BS 6075-1:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of sodium hydroxide content
BS 5688-4:1979 Methods of test for boric acid, boric oxide, disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of sodium oxide, boric oxide and available oxygen contents of hydrated sodium perborates
BS 5688-8:1979 Methods of test for orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of sodium oxide and boric oxide contents of crude sodium borates

Gosstandart of Russia

GOST 18184.7-1979 Niobium pentoxide. Method for the determination of potassium and sodium content
GOST 23201.1-1978 Alumina. Methods of spectral analysis. Determination of silicon dioxide, iron oxide, sodium oxide and magnium oxide
GOST 22974.10-1985 Melted welding fluxes. Methods of sodium and potassium oxides determination
GOST 22974.10-1996 Melted welding fluxes. Methods of sodium and potassium oxides determination
GOST 25542.3-1982 Alumina. Determination of sodium content fiame emission spectrophotometric method

TR-TSE

TS 993-1971 SODIUM HYDROXIDE AND POTASSIUM HYDROXIDE FOR INDUSTRIAL USE DETERMINATION OF SULPHATE CONTENT (BARIUM SULPHATE GRAVIMETRIC METHOD
TS 1821-1975 DISODIUM TETRABORATES FOR INDUSTRIAL USE - DETERMINATION OF SODIUM OXIDE AND BORIC OXIDE CONTENTS AND LOSS ON IGNITION
TS 1822-1975 HYDRATED SODIUM PERBORATES FOR INDUSTRIAL USE DETERMINATION OF SODIUM OXIDE, BORIC OXIDE AND AVAILABLE OXYGEN CONTENTS- VOLUMETRIC METHOD
TS 1145-1973 SOMUM HYDROXIDE AND POTASSTUM HYDROXIDE FOR INDUSTRIAL USE DETERMINATION OF SILICA CX)NTENT GRAVIMETRIC METHOD BY PRECEPITATION OF THE QUINOLINE - SILICOMOLYBDIC COMPLEX

International Organization for Standardization (ISO)

ISO 1916:1972 Disodium tetraborates for industrial use; Determination of sodium oxide and boric oxide contents and loss on ignition
ISO 982:1976 Sodium hydroxide for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
ISO 985:1975 Sodium hydroxide for industrial use — Determination of silica content — Gravimetric method by precipitation of quinoline molybdosilicate
ISO 2216:1972 Crude sodium borates for industrial use; Determination of sodium oxide and boric oxide contents; Volumetric method
ISO 985:1976 Sodium hydroxide for industrial use — Determination of silica content — Gravimetric method by precipitation of quinoline molybdosilicate
ISO 1917:1972 Hydrated sodium perborates for industrial use; determination of sodium oxide, boric oxide and available oxygen contents; volumetric methods
ISO 6229:1980 Sodium hexafluorosilicate for industrial use; Determination of free silica content; Gravimetric method
ISO 3357:1975 Sodium tripolyphosphate and sodium pyrophosphate for industrial use; Determination of total phosphorus(V) oxide content; Quinoline phosphomolybdate gravimetric method

Standards Norway

NS 9048:1981 Sodium hydroxide for industrial use — Determination of silica content — Gravimetric method by precipitation of quinoline molybdosilicate
NS 9045:1981 Sodium hydroxide for industrial use — Determinatio of sulphate content — Barium sulphate gravimetric method

Magyar Szabványügyi Testület

MSZ KGST 1883-1979 Determination of heavy metal content in industrial sodium hydroxide
MSZ KGST 1873-1979 Method for determination of sodium chloride content of industrial sodium hydroxide
MSZ KGST 1880-1979 Determination of sodium chloride content of industrial sodium hydroxide

BE-NBN

NBN T 03-127-1980 Sodium hydroxide for industrial use - Determination of silica content - Gravimetrie method by precipitation of quinoline molyb-dosilicate
NBN T 03-344-1981 Hydrated sodium perborates for industrial use - Determination of sodium oxide, boric oxide and available oxygen contents - Volumetric methods
NBN T 03-124-1980 Sodium hydroxide for industrial use - Determination of sulphate content - Barium sulphate gravimetrie method

Association Francaise de Normalisation

NF T20-429:1976 Sodium hydroxyde for industrial use. Determination of sulphate content. Barium sulphate gravimetric method.
NF T20-388:1977 Potassium hydroxide for industrial use. Determination of sodium. Gravimetric method using uranyl acetate and magnesium acetate.
NF T20-425:1976 Sodium hydroxyde for industrial use. Determination of silica content. Gravimetric method by precipitation of quinoleine molybdosilicate.
NF T20-486:1973 SODIUM TRIPOLYPHOSPHATE AND PYROPHOSPHATE FOR INDUSTRIAL USE ; DETERMINATION OF TOTAL PHOSPHORIC PENTOXIDE ; GRAVIMETRIC METHOD USING QUINOLINE PHOSPHOMOLYBDATE.

VN-TCVN

TCVN 3801-1983 Sodium hydroxide technical.Method of test for heavy metal
TCVN 3796-1983 Sodium hydroxide technical.Method of test for sodium chloride content
TCVN 3795-1983 Sodium hydroxide technical.Method of test sodium hydroxide, total of alkaline and sodium carbonate contents
TCVN 3798-1983 Sodium hydroxide technical.Method of test for sodium chlorate content
TCVN 3799-1983 Sodium hydroxide technical.Method of test for sodium sulfate content

YU-JUS

JUS H.G8.410-1991 Reagents. Sodium hvdroxide. Determination of sodium hvdroxide and carbonate contents. Volumetric method
JUS H.B8.332-1978 Sodium and potassium silicates for industrial use. Determination of iron oxide and aluminium oxide contents. Gravimetric method

PL-PKN

PN C84002-02-1988 Sodium hydroxide technical Determination of sodium hydroxide and sodium carbonate content
PN C84002-06-1986 Sodium hydroxide technical Determination of silica content Photocolorimetric method
PN C84002-21-1986 Sodium hydroxide technical Determination of sodium chlorate content Photocolorimetric method

PT-IPQ

NP 1398-1976 Disodium tetraborate used in industry. Measurement of weight loss of sodium oxide and boron oxide at 900 degrees Celsius
NP 1236-1976 Potassium hydroxide used in industry. Measurement of sodium content by gravimetric method

RO-ASRO

STAS 12703/9-1989 ZIBCONIA Sodium oxide and potassium oxide content determination
STAS 7947 Pt.7-1967 Roasted alumina. Determination of total sodium oxide

Korean Agency for Technology and Standards (KATS)

KS M ISO 3357-2022 Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method
KS M ISO 1690-2022 Sodium and potassium silicates for industrial use — Determination of silica content — Gravimetric method by insolubilization
KS M ISO 3357:2012 Sodium tripolyphosphate and sodium pyrophosphate for industrial use－Determination of total phosphorus(V) oxide content－Quinoline phosphomolybdate gravimetric method
KS M ISO 3357:2017 Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method
KS M ISO 1690-2017(2022) Sodium and potassium silicates for industrial use — Determination of silica content — Gravimetric method by insolubilization
KS M ISO 979-2017 Sodium hydroxide for industrial use－Method of assay
KS M ISO 3357-2017(2022) Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method

GCC Standardization Organization

GSO ISO 1690:2016 Sodium and potassium silicates for industrial use -- Determination of silica content -- Gravimetric method by insolubilization
GSO ISO 3357:2015 Sodium tripolyphosphate and sodium pyrophosphate for industrial use -- Determination of total phosphorus(V) oxide content -- Quinoline phosphomolybdate gravimetric method

The Directorate General of Specifications and Metrology (DGSM)

OS GSO ISO 1690:2016 Sodium and potassium silicates for industrial use -- Determination of silica content -- Gravimetric method by insolubilization

Others: gravimetric sodium oxide