Sodium sulfate UV absorption

Sodium sulfate UV absorption, Total:187 items.

The international standard classification for "Sodium sulfate UV absorption" includes: Natural gas , Chemical reagents , Physicochemical methods of analysis , Ferroalloys , Jewellery , Chemical analysis , Photographic chemicals , Salts .

The Chinese standard classification for "Sodium sulfate UV absorption" includes: Natural gas , General inorganic reagent , Synthetic materials in general , Steel and iron alloy analysis method , Other non-metal ore , Industrial gas and chemical gas , Photographic-grade chemicals , Cosmetics , chromatograph , Inorganic salt .

Liaoning Provincial Standard of the People's Republic of China

DB21/T 3073-2018 Determination of sulfur dioxide in exhaust gas from stationary pollution sources by ultraviolet absorption method

Shandong Provincial Standard of the People's Republic of China

DB37/T 2705-2015 Determination of sulfur dioxide in exhaust gas from stationary pollution sources by ultraviolet absorption method
DB37/T 3786-2019 Determination of gaseous pollutants such as hydrogen sulfide in ambient air Open path ultraviolet absorption spectrometry

Professional Standard - Environmental Protection

HJ 1131-2020 Stationary source emission—Determination of sulphur dioxide —Portable ultraviolet absorption method

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

GB/T 37186-2018 Gas analysis--Determination of sulfur dioxide and nitrogen oxides--Ultraviolet differential optical absorption spectroscopy
GB/T 637-2006 Chemical reagent - Sodium thiosulfate pentahydrate
GB/T 11060.13-2023 Natural gas—Determination of sulfur compound—Part 13：Determination of hydrogen sulfide content by ultraviolet absorption method
GB/T 42645-2023 Gems testing—Ultraviolet-visible absorbtion spectroscopy
GB/T 15900-1995 Chemical reagent. Sodium pyrosulfite
GB 637-1988 Chemical reagent Sodium thiosulfate pentahydrate
GB/T 4333.7-2019 Ferrosilicon—Determination of sulfur content—Infrared absorption method and chromatographic separation-barium sulfate gravimetric method
GB/T 637-1988 Chemical reagent--Sodium thiosulfate pentahydrate
GB/T 22402-2008 Photography - Processing chemicals - Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate
SPC GB/T 37186-2018 Gas analysis -- Determination of sulfur dioxide and nitrogen oxides -- Ultraviolet differential optical absorption spectroscopy (TEXT OF DOCUMENT IS IN CHINESE)
GB/T 24370-2021 Nanotechnologies—Characterization of cadmium chalcogenide colloidal quantum dot—UV-Vis absorption spectroscopy

Professional Standard - Light Industry

QB/T 2334-1997 Method for the Qualitative Determination of Ultraviolet Absorbents in Cosmetics - Ultraviolet Spectrophotometry

Professional Standard - Education

JY/T 0570-2020 General rules for ultraviolet and visible absorption spectrometry
JY/T 022-1996 General rules for ultraviolet and visible absorption spectrometry

Professional Standard - Agriculture

JJG(教委) 022-1996 Verification Regulations for Ultraviolet and Visible Absorption Spectrometers

Professional Standard - Chemical Industry

HG/T 5642-2019 H,S/ SO2 ratio analyzer with UV method in sulfur recovery unit
HGB 3160-1960 Sodium sulfate (anhydrous)
HGB 3159-1960 Crystalline sodium sulfite
HGB 3495-1962 Sodium thiocyanate
HGB 3158-1960 sodium bisulfite
HG/T 2328-1992 Industrial sodium thiosulfate
HG/T 3812-2006 Sodium thiocyanate for industrial use
HGB 3161-1960 Sodium sulfite (anhydrous)
HGB 3171-1960 sodium bisulfate
HG/T 5674-2020 Optical functional films-cellulose triacetate (TAC) films-determination method of ultraviolet absorbent
HG/T 4021-2008 Chemical reagent—Sodium pyrosulfite
HG/T 2328-2006 Sodium hyposulfite for industry use

Professional Standard - Petrochemical Industry

SH/T 0198-1992 Determination of phenol content in lubricating oil (ultraviolet absorption method)

Taiwan Provincial Standard of the People's Republic of China

CNS 5842-1980 Anhydrous Sodium Sulfate for Use in Explosives
CNS 1993-1978 Sodium Thiosulfate
CNS 435-1981 Sodium Sulfate, for Industrial Use
CNS 1421-1962 Sodium Thiosulfate (Industrial Grade)

Group Standards of the People's Republic of China

T/ZRX 007-2023 By-product sodium sulfite

Fujian Provincial Standard of the People's Republic of China

DB3502/T 145-2024 Determination of gaseous pollutants such as hydrogen sulfide in ambient air and exhaust gas - Open path ultraviolet absorption spectrometry

American Society for Testing and Materials (ASTM)

ASTM D1768-89(1995)e1 Standard Test Method for Sodium Alkylbenzene Sulfonate in Synthetic Detergents by Ultraviolet Absorption
ASTM D1768-89(2024) Standard Test Method for Sodium Alkylbenzene Sulfonate in Synthetic Detergents by Ultraviolet Absorption
ASTM D1768-89(2003) Standard Test Method for Sodium Alkylbenzene Sulfonate in Synthetic Detergents by Ultraviolet Absorption
ASTM D1768-89(2009) Standard Test Method for Sodium Alkylbenzene Sulfonate in Synthetic Detergents by Ultraviolet Absorption
ASTM D1768-89(2016) Standard Test Method for Sodium Alkylbenzene Sulfonate in Synthetic Detergents by Ultraviolet Absorption
ASTM D2008-12(2018) Standard Test Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products
ASTM D2008-23 Standard Test Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products
ASTM D2008-91(1996)e1 Standard Test Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products
ASTM D2008-85 Ultraviolet Absorbance and Absorptivity of Petroleum Products
ASTM D2008-09 Standard Test Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products
ASTM D2008-91(2006) Standard Test Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products
ASTM D2008-91(2001) Standard Test Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products
ASTM D2008-12 Standard Test Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products

Yugoslav Association for Standardization

JUS H.G8.426-1990 Reaqents. Sodiuin sulphite, anhvdrous, and sodium sulphite heptahydrate. Determination of lead, copper and calcium contents. Flame atomic absorption method
JUS H.G8.420-1990 Pure chemicals Sodium sulfite, anhydrous, and sodium sulfite heptahydrate DETERMINATION OF SODIUM SULFITE AND SODIUM SULFITE HEPTAHYDRATE Volumetric method
JUS H.B8.016-1981 Sulphuric acid and oleum for industrial u se. Determination of iron content. Flame atomic absorption method

British Standards Institution (BSI)

BS ISO 11626:2024 Natural gas. Determination of sulfur compounds. Determination of hydrogen sulfide content by UV absorption method
23/30450716 DC BS ISO 11626. Natural gas. Determination of sulfur compounds. Determination of hydrogen sulfide content by UV absorption method
BS PD ISO/TS 17466:2015 Use of UV-Vis absorption spectroscopy in the characterization of cadmium chalcogenide colloidal quantum dots
PD ISO/TS 17466:2015 Use of UV-Vis absorption spectroscopy in the characterization of cadmium chalcogenide colloidal quantum dots
BS ISO 10636:1994 Photography. Processing chemicals. Specification for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate
BS ISO 10636:1994(2000) Photography — Processingchemicals — Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate

Association Francaise de Normalisation

NF ISO 11626:2024 Natural gas - Determination of sulfur compounds - Determination of hydrogen sulfide content by UV absorption method
NF T20-460:1980 Sodium sulphate for industrial use. Determination of calcium content flame atomic absorption spectrometric method.
NF T60-223:1991 Animal and vegetable fats and oils. Determination of ultraviolet absorbance.
NF T20-459:1980 Sodium sulphate for industrial use. Determination of sodium sulphate content. Gravimetric method.

International Organization for Standardization (ISO)

ISO/DIS 11626 Natural gas- Determination of sulfur compounds- Determination of hydrogen sulfide content by UV absorption method
ISO/TS 17466:2015 Use of UV-Vis absorption spectroscopy in the characterization of cadmium chalcogenide colloidal quantum dots
ISO 5994:1979 Sodium sulphate for industrial use; Determination of calcium content; Flame atomic absorption spectrometric method
ISO 5142:1977 Sodium sulphate for industrial use; Determination of sodium sulphate content; Gravimetric method
ISO 3656:1989 Animal and vegetable fats and oils; determination of ultraviolet absorbance
ISO 10636:1994 Photography; processing chemicals; specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate

Japanese Industrial Standards Committee (JISC)

JIS K 8973:1992 Sodium hydrogen sulfate monohydrate
JIS K 1471:1967 Sodium pyrosulfite (sodium metabisulfite)
JIS K 8061:1992 Sodium sulfite
JIS K 8638:1994 Sodium thiosulfate
JIS K 1435:1986 Sodium sulfide
JIS K 8987:1995 Sodium sulfate
JIS K 8987:2006 Sodium sulfate
JIS K 8059:1996 Sodium hydrogensulfite
JIS K 8638:1975(1994) Sodium Thiosulfate, Anhydrous
JIS K 1420:1958 Sodium thiosulfate (crystalline)
JIS K 9002:1996 Sodium thiocyanate
JIS K 9568:1976 Sodium pyrosulfate
JIS K 8638:2011 Sodium thiosulfate (Reagent)
JIS K 1419:1958 Sodium sulphite (anhydride)
JIS K 8059:1975(1996) Sodium Hydrogen Sulfite
JIS K 8737:1996 Sodium dithionite
JIS K 8987:1986(1995) Anhydrous Sodium Sulfate
JIS K 8987:2022 Sodium sulfate (Reagent)
JIS K 8637:2006 Sodium thiosulfate pentahydrate
JIS K 1419:1958(1983) Sodium Sulphite (Anhydride)
JIS K 8061:1975(1992) Sodium Sulfite, Anhydrous Na2SO3 M=126.04
JIS K 8959:1993 Aluminium sodium sulfate 12-water
JIS K 8059:2018 Sodium hydrogensulfite (Reagent)

Portuguese Institute of Quality

NP 970-1986 Edible fats and oils. UV absorbance

Korean Agency for Technology and Standards (KATS)

KS M 1422-2015(2025) Sodium pyrosulfite(Sodium metabisulfite)
KS M 1422-2020 Sodium pyrosulfite(Sodium metabisulfite)
KS M 1422-2015(2020) Sodium pyrosulfite(Sodium metabisulfite)
KS M 1309-2014 Sodium thiosulfate
KS M 1416-2022 Sodium sulfate
KS M 1309-2009 Sodium thiosulfate
KS M 8557-2015 Sodium thiosulfate
KS M 1416-2017(2022) Sodium sulfate
KS M 1416-1986 Sodium sulfate
KS M 8114-1997 SODIUM SULFATE
KS M 8114-1982 SODIUM SULFATE
KS M 1416-2017 Sodium sulfate
KS M 1309-1984 Sodium thiosulfate
KS M 8557-2020 Sodium thiosulfate(Reagent)
KS M 8113-2015 Sodium sulfite
KS M 1402-2017(2022) Sodium sulfite(anhydride)
KS M 1402-2002 Sodium sulfite(anhydride)
KS M 8117-2018 Sodium thiocyanate
KS M 8117-2018(2023) Sodium thiocyanate
KS M 8113-2020 Sodium sulfite
KS M 8113-2015(2020) Sodium sulfite
KS M 1402-1987 Sodium sulfite(anhydride)
KS M 8113-1986 Sodium sulfite
KS M 8117-2023 Sodium thiocyanate
KS M 8557-2005 Sodium thiosulfate
KS M 8113-2015(2025) Sodium sulfite
KS M 8434-2018(2023) Sodium hydrogensulfite
KS M 8434-2018 Sodium hydrogensulfite
KS M 1422-2010 Sodium pyrosulfite(Sodium metabisulfite)
KS M 1422-1985 Sodium pyrosulfite(Sodium metabisulfite)
KS M 1416-2012 Sodium sulfate
KS M 8421-2023 Sodium sulfate decahydrate
KS M 8421-2018 Sodium sulfate decahydrate
KS M 8434-2023 Sodium hydrogensulfite
KS M ISO 10636:2002 Photography－Processing chemicals－Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate
KS M 8421-2018(2023) Sodium sulfate decahydrate
KS M 8117-2012 Sodium thiocyanate
KS M ISO 10636-2024 Photography — Processing chemicals — Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate
KS M 8022-1996(2001) SODIUM THIOSULFATE PENTAHYDRATE
KS M 1309-2024 Sodium thiosulfate pentahydrate (crystalline)
KS M 8112-2018(2023) Sodium sulfite heptahydrate
KS M 1309-2019 Sodium thiosulfate pentahydrate (crystalline)
KS M 1309-2019(2024) Sodium thiosulfate pentahydrate (crystalline)
KS M 1401-2017 Sodium sulfite(crystal)
KS M 8164-2013 Sodium hydrosulfite

GCC Standardization Organization

GSO ISO/TS 17466:2017 Use of UV-Vis absorption spectroscopy in the characterization of cadmium chalcogenide colloidal quantum dots
OS GSO ASTM D2008:2024 Standard Test Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products
BH GSO ASTM D2008:2024 Standard Test Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products
GSO ASTM D2008:2024 Standard Test Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products
GSO ISO 10636:2015 Photography -- Processing chemicals -- Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate

Danish Standards Foundation

DANSK DS/ISO/TS 17466:2015 Use of UV-Vis absorption spectroscopy in the characterization of cadmium chalcogenide colloidal quantum dots

Czech Standards Institute (UNMZ)

CSN 68 5269-1969 Sodium metabisulphite (sodium pyro- ulphite)
CSN 68 5430-1974 Sodium thiosulphate
CSN 68 5493-1958 Sulfite
CSN 68 5401-1981 Sodium sulphate rystalliform

Bureau of Philippine Standards

PNS ISO/TS 17466:2021 Use of UV-Vis absorption spectroscopy in the characterization of cadmium chalcogenide colloidal quantum dots

Bureau of Indian Standards

IS 248-1978 Specification for sodium bisulfite (sodium metabisulfite)
IS 14781-2000 Sodium Thiosulphate
IS 248-2023 Sodium Bisulphite, Technical (Sodium Metabisulphite)- Specification

Magyar Szabványügyi Testület

MSZ 2194-1982 Sodium thiosulfate
MSZ 6067-1966 Sodium bisulfite, industrial sodium bisulfite
MSZ 9793-1968 Sodium thiosulfate
MSZ 24215-1964 Sodium Thiosulfate Analysis
MNOSZ 9791-1953 Industrial sodium sulfate

Polski Komitet Normalizacyjny (PKN)

PN Z04200-02-1988 Air purity protection ests for oxalic acid etermination of oxalic acid by ltraviolet absorption spectrophotometry
PN Z04171-02-1986 Air purity protection ests for picric acid etermination of picric acid n work places by UV pectrophotometry absorption

Spanish Association for Standardization (UNE)

UNE 55047:1973 FATS. SPECTROPHOTOMETRIC MEASURE OF ABSORPTION IN THE ULTRAVIOLET AREA.
UNE 77401:1992 ECOTOXICOLOGY. DETERMINATION OF UV-VIS ABSORPTION SPECTRA.
UNE 30189:1963 ANALYSIS REAGENTS. SODIUM THIOSULPHATE.

Gosstandart of Russia

GOST EN 16344-2016 Cosmetic sun protection products Qualitative determination of UV filters and quantitative determination of 10 UV filters by high performance liquid chromatography
GOST 244-1976 Sodium thiosulphate, crystalline. Specifications

American National Standards Institute （ANSI)

ANSI PH4.250-1980 Photographic Grade Sodium Thiosulfate, Anhydrous (Na2S2O3) and Sodium Thiosulfate, Crystalline (Na2S2O3. 5H2O)
ANSI/AWWA B601-2005 Sodium Meta bisulfite
ANSI/AWWA B601-2017 Sodium Metabisulfite
ANSI/AWWA B601-2011 Sodium Metabisulfite
ANSI/NAPM IT4.177-1983 Photography (Chemicals) - Sodium Thiocyanate Crystals and Sodium Thiocyanate Solution (50%)

Ente Nazionale Italiano di Unificazione

UNI 11759:2019 Determination of Total nitrogen - UV Spectrometry Method after oxidative digestion with sodium persulphate by means of the Flow Injection Analysis (FIA)

American Water Works Association (AWWA)

AWWA QTC97050 Comparison of Combustion Versus UV/Persulfate TOC Analysis
AWWA B601-2011 Sodium Metabisulfite
AWWA B601-2017 Sodium Metabisulfite
AWWA B601-2005 Sodium Metabisulfite
AWWA WQTC60557 Natural UV Absorbers That Simulate Low Water UVT Conditions — Optimizing UV Reactor Validation
AWWA B601-2000 Sodium Metabisulfite

Indonesia Standards

SNI 06-2138-1991 Sodium metabisulphite
SNI 06-2121-1991 Natrium hidrosulfit
SNI 2138:2013 Natrium metabisulfit teknis
SNI 06-1314-1989 Technical grade sodium thiosulphate

German Institute for Standardization

DIN EN ISO 3656 A1 E:2016-10 Determination of ultraviolet absorption of animal and vegetable fats and oils. Specific ultraviolet extinction coefficients. Part 1
DIN EN ISO 3656:2002-07 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction (ISO 3656:2002)

National Standardisation Body (ASRO)

STAS 1491-1970 TECHNICAL SODIUM SULPHIDE
STAS 1817/2-1975 SODIUMTHIOSULFATE, TECHNICAL GRADE
STAS 1817/3-1974 SODIUM THIOSULFATE Methods of analysis

Pakistan Standards & Quality Control Authority

PS 443-1975 SPECIFICATION FOR SODIUM THIOSULPHATE (REVISED)