How to measure sulfite content

How to measure sulfite content, Total:150 items.

The international standard classification for "How to measure sulfite content" includes: Ferroalloys , Rubber , Inorganic chemicals in general , Fertilizers , Non-metalliferous minerals .

The Chinese standard classification for "How to measure sulfite content" includes: Chemical raw material ore , Steel and iron alloy analysis method , Rubber products in general , Inorganic chemicals in general , Chemical fertilizer and chemical soil conditioner , Inorganic acid and alkali .

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

GB/T 23834.1-2009 Chemical analysis method for stannous sulfate - Part 1: Determination of stannous sulfate content - Volumetric method of potassium dichromate
GB/T 32784-2016 Pig iron contenting nickel―Determination of chromium content―Ammonium per sulfate-ammonium ferrous sulfate titration method
GB/T 3514-1992 Rubber,vulcanized―Determination of free sulphur content―Sodium sulphite method
GB 4581.4-1984 Alunite ores--Determination of sulphur content for sulphate--Barium sulphate gravimetric method
GB/T 4701.4-1984 Methods for chemical analysis of ferrotitanium--The persulfate-arsenite volumetric method for the determination of manganese content
GB 9018.3-1988 Celestite ores--Determination of sulphate content--Barium sulphate gravimetric method
GB/T 4701.4-2008 Ferrotitanium - Determinatino of manganese content - Arsenite-salt and sodium-salt titrimetric method and periodate photometric method
GB/T 15817-1995 Determination of mineral sulfate content in detergents－Gravimetric method
GB/T 2441.8-2001 Determination of urea-Determination of sulphate content-Visible turbidimetric method

Professional Standard - Chemical Industry

HG/T 2957.4-1984(1997) Alunite ores-Determination of sulphur content for sulphate-Barium sulphate gravimetric method
HG/T 2958.3-1988 Celestite ores-Determination of sulphate content-Barium sulphate gravimetric method
HG/T 2957.4-2004 Determination of sulfur content of sulfate alunite ore. Barium sulfate gravimetric method

工业和信息化部

YB/T 6013.1-2022 Sintering flue gas desulphurization ash--Determination of sulfate andsulfite content--Sarium sulfate gravimetric method

Professional Standard - Electricity

DL 422.4-1991 Determination for sulfate content in industrial hydrochloric acid - Barium chromate spectrophotometric method

Shandong Provincial Standard of the People's Republic of China

DB37/T 377-2003 Determination method of sulfate content in peracetic acid solution

Indonesia Standards

SNI 06-3971-1995 Test methods for sulphite content by spectrophotometer apparatus
SNI 06-3415-1994 Water, Test methods for sulphite content by titrimetric methods
SNI 19-1662-1989 Water and waste water, Test method for nitrite content
SNI 19-1663-1989 Water and waste water, Test method for sulphate content

VN-TCVN

TCVN 4250-1986 Natural gases.Method for the determination of hydrogen sulphite and mercaptane content
TCVN 7572-16-2006 Aggregates for concrete and mortar.Test methods.Part 16: Determination of sulfate and sulfite content
TCVN 5494-1991 Shampoo for hairs and bath.Method for determination of sulphate content

YU-JUS

JUS H.G8.017-1980 Reagents. Hydrochloric acid. Determination ofnilphites oontent. Iodimetric method
JUS H.G8.503-1991 Reagents. Formic acid. Determination of sulphites content. Volumetric method
JUS H.G8.425-1990 Reaaents. Sodiuin sulphite, anhvdrous and sodium sulphite heptahydrate. Determination of iron content. Colorimetric method
JUS H.G8.424-1990 Reaqents. Sodium sulphite, anhydrous and so?ium sulphite heptahvdrate. Determination of thiosulphate content. Colorimetric method
JUS H.G8.014-1980 Reagents. Hydrochloric acid. Determination of sulphates oontent Turbidimetric method
JUS H.G8.423-1990 Reagents. So?ium sulphite, anhydrous and sodium sulphite heptahvdrate. Determination of chlorides content. Turbi?imetric method
JUS H.G8.279-1987 Reagents. Iron(ll) M/phate heptahydrate. Determination of phosphate content. Spectrophotometric method
JUS H.P8.034-1992 Potassium metabisulphite,as pesticide - Determination of potassium sulphate content - Gravimetric method
JUS H.G8.396-1989 Reagents. Nitric acid. Determination of sulphates content. Turbidimetric method
JUS H.G8.030-1981 Reagents. Sulphuric acid. Determination of nitrate content. Colorimetric method
JUS H.G8.502-1991 Reagents. Formic acid. Determination of sulphates content. Turbidimetric method
JUS H.G8.332-1987 Reagents. Ammonium acetate. Determination of sulphates content. Turbidimetric method
JUS H.Z1.137-1985 Testing of industrial vvaters. Determination of nitrite-nitrate and the combined nitrite-nitrate nitrogen, Spectrophotometric method
JUS H.G8.427-1990 Reaaents. Sodium sulphite, anhvdrous and sodium sulphite heptahv?rate. Determination of arsenic content. Silver diethyldithiocarbamate spectrophotometric method
JUS H.G8.474-1991 Reagents. Orthophosphoric acid. Determination of sulphates content. Turbidimetric method
JUS H.G8.274-1987 Reagents. Iron(ll) sulphate heptahydrate. Determination of iron(ll) sulphate heptahydrate content. Vo- lumetric method
JUS H.G8.143-1985 Reagents. Ammonium sulphate. Determination of nitrate content Colorimetric method
JUS H.B8.127-1980 Cryolite, natural and artificial. Determination ofsulphates content. Barium sulphate gravimetric method

ET-QSAE

ES 390-2000 Determination of sulfate content of edible salt - barium sulfate gravimetric method

RU-GOST R

GOST R 51460-1999 Cheese. Method for determination of nitrate and nitrite contents
GOST 31940-2012 Drinking water. Methods for determination of sulfate content
GOST R 52964-2008 Drinking water. Methods for determination of sulphate content
GOST 32257-2013 Milk and milk products. Method for determination of nitrate and nitrite contents
GOST R 51454-1999 Caseins and caseinates. Method of determination of nitrate and nitrite contents
GOST 14351-1973 Wines and cognac spirits. Methods for determination of free and total sulphurous acid content
GOST 4389-1972 Drinking water. Methods for determination of sulfate content
GOST EN 12014-4-2015 Foodstuffs. Determination of nitrate and/or nitrite content. Part 4. Determination of nitrate and nitrite content in meat products by ion-exchange chromatographic method

International Organization for Standardization (ISO)

ISO 906:1976 Hydrochloric acid for industrial use; Determination of sulphate content; Barium sulphate gravimetric method
ISO 2487:1973 Potassium sulphate for industrial use; Determination of sulphate content; Barium sulphate gravimetric method
ISO 743:1976 Sodium carbonate for industrial use; Determination of sulphate content; Barium sulphate gravimetric method
ISO 3237:1975 Sodium sulphate for industrial use; Determination of sulphates content; Calculation method and barium sulphate gravimetric method
ISO 982:1976 Sodium hydroxide for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
ISO 2480:1972 Sodium chloride for industrial use; Determination of sulphate content; Barium sulphate gravimetric method
ISO 993:1976 Potassium hydroxide for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
ISO 3200:1975 Sodium and potassium silicates for industrial use; Determination of sulphates content; Barium sulphate gravimetric method

SCC

AS 2029:1977 Method for the determination of nitrate and nitrite content in waters
AENOR UNE 77050:2002 Water quality. Determination of sulphite. Iodometric method.
UNE 77050:2002 Water quality. Sulphite determination. Iodimetric method.
BS DD ENV 12014-3:1998 Foodstuffs. Determination of nitrate and/or nitrite content-Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
DANSK DS/EN 12014-4:2005 Foodstuffs - Determination of nitrate and/or nitrite content - Part 4: Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products
NS-EN 12014-4:2005 Foodstuffs — Determination of nitrate and/or nitrite content — Part 4: Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products
NS 9045:1981 Sodium hydroxide for industrial use — Determinatio of sulphate content — Barium sulphate gravimetric method
BS DD ENV 12014-4:1998 Foodstuffs. Determination of nitrate and/or nitrite content-Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products
BS 1743-16.3:1987 Methods for analysis of dried milk and dried milk products. Determination of nitrate and nitrite contents-Screening method for nitrate content by cadmium reduction and spectrometry
BS 4258-3:1975 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use-Determination of sulphate content
NS-EN 12014-2:2017 Foodstuffs — Determination of nitrate and/or nitrite content — Part 2: HPLC/IC method for the determination of nitrate content of vegetables and vegetable products
NS-EN 12014-2:1997 Foodstuffs — Determination of nitrate and/or nitrite content — Part 2: HPLC/IC method for the determination of nitrate content of vegetables and vegetable products
NS-EN 12014-3:2005 Foodstuffs — Determination of nitrate and/or nitrite content — Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
DANSK DS/EN 12014-3:2005 Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
DANSK DS/EN 12014-2:1997 Foodstuffs – Determination of nitrate and/or nitrite content – Part 2:HPLC/IC method for the determination of nitrate content of vegetables and vegetable products
DIN EN 12014-2 E:2016 Draft Document - Foodstuffs - Determination of nitrate and/or nitrite content - Part 2: HPLC/IC method for the determination of nitrate content of vegetables and vegetable products; German and English version prEN 12014-2:2016

CZ-CSN

CSN 65 2465-1981 Sodium Chloride (Salt) Methode of Sulfáte Content Determination
CSN 65 1073-1982 Determination of sulphates content
CSN 50 0389-1973 Determination of the total sulphate content of páper
CSN 57 0158-1986 Testing methods for meat products and canned sterilized food. Determination of nitrite and nitrate content

BE-NBN

NBN I-992-1969 Hydrochloric acid for industrial use. Measurement of sulfate content
NBN T 03-003-1979 Hydrochloric acid for industrial use - Determination of sulphate content - Barium sulphate gravimetrie method
NBN V 21-027-1982 Cheese - Determination of nitrate and nitrite contents - Reference method
NBN T 03-174-1980 Sodium sulphate for industrial use - Determination of sulphates content - Calculation method and barium sulphate gravimetric method
NBN T 03-209-1980 Potassium sulphate for industrial use - Determination of sulphate content - Barium sulphate gravimetrie method

GOST

GOST 31940-2013 Drinking water. Methods for determining sulfate content

AENOR

UNE 33104:1974 TEST METHOD OF VINIC VINEGAR. DETERMINATION OF SULPHATE CONTENT.
UNE 34233:1984 SODIUM CHLORIDE. DETERMINATION OF SULPHATE CONTENT. BARIUM SULPHATE GRAVIMETRIC METHOD.
UNE 33129:1982 TEST METHODS OF VINIC VINEGARS. DETERMINATION OF TOTAL SULPHUROUS ANHYDRIDE CONTENT.
UNE 34206:1981 SODIUM CHLORIDE. DETERMINATION OF NITRITE CONTENT. PERMANGANIMETRIC METHOD.
UNE-EN 12014-3:2006 Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
UNE-EN 12014-2:1998 Foodstuffs - Determination of nitrate and/or nitrite content - Part 2: HPLC/IC method for the determination of nitrate content of vegetables and vegetable products
UNE-EN 12014-4:2006 Foodstuffs - Determination of nitrate and/or nitrite content - Part 4: Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products

CO-ICONTEC

ICONTEC 50-1991 Alcoholic beverages. General method for measuring sulfate content in wine

PT-IPQ

NP 324-1963 plaster. Measurement of sulfate content
NP 1263-1976 condiment. Measurement of Thiocyanate Content

British Standards Institution (BSI)

BS 812-118:1988 Testing aggregates. Methods for determination of sulphate content
BS EN 1142:1995(2000) Method for Determination of sulfate content offruit and vegetable juices
BS 4267-7:1987(1999) Ammonium nitrate — Part 7 : Methods for determination of nitrite content
BS 6248-11:1987 Caseins and caseinates. Method for determination of nitrate and nitrite contents
BS 4267-9:1987(1999) Ammonium nitrate — Part 9 : Method for determination of sulphate content
BS EN 12014-4:2005 Foodstuffs - Determination of nitrate and/or nitrite content - Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products
DD ENV 12014-4-1998 Foodstuffs. Determination of nitrate and/or nitrite content. Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products
BS 4267-7:1987 Ammonium nitrate - Methods for determination of nitrite content
BS EN 12014-3:2005 Foodstuffs - Determination of nitrate and/or nitrite content - Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
BS 812-118:1988(1999) Testing aggregates — Part 118 : Methods for determination of sulphate content
BS 4267-9:1987 Ammonium nitrate - Method for determination of sulphate content
BS 4993-8:1980 Methods of test for aluminium fluoride for industrial use. Determination of sulphate content

NL-NEN

NEN 6545-1985 Water in boiler plants - lodometric determination of sulfite content
NEN 6474-1981 Water ■ Photometric determination of nitrite content

Association Francaise de Normalisation

NF T20-364:1978 Potassium sulphate for industrial use. Determination of sulphate content.baryum sulphate gravimetric method.
NF A20-406*NF ISO 4689:1987 Iron ores. Determination of sulphur content. Barium sulfate gravimetric method.
NF T20-417:1975 Sodium carbonate for industrial use. Determination of sulphate content. Barium sulphate gravimetric method.
NF T20-405:1982 Sodium chloride for industrial use. Determination of sulphate content. Barium sulphate gravimetric method.
NF T20-454:1976 Sodium sulphate for industrial use. Determination of sulphate content. Calculation method and barium sulphate gravimetric method.
NF T90-009:1986 Testing water - Determination of sulphate ions - Gravimetric method.
NF EN 12014-4:2005 Food products - Determination of the nitrate and/or nitrite content - Part 4: determination by ion chromatography (IC) of the nitrate and nitrite content in meat products
NF T20-382:1977 Potassium hydroxide for industrial use. Determination of sulphate content. Baryum sulphate gravimetric method.
NF T20-429:1976 Sodium hydroxyde for industrial use. Determination of sulphate content. Barium sulphate gravimetric method.
NF EN 12014-3:2005 Food products - Determination of the nitrate and/or nitrite content - Part 3: spectrometric determination of the nitrate and nitrite content of meat products after enzymatic reduction of nitrates to nitrites

RO-ASRO

STAS 7661-1989 SURFACE WATERS AND WASTE WATERS Sulphites content determina tion
STAS SR ISO 2480:1995 Sodium chloride for industrial use. Determination of sulphate content. Barium sulphate gravimetric method

GSO

OS GSO 1240:2002 Methods of test for sulphur determination of carbonate content
OS GSO ISO 2480:2008 Sodium chloride for industrial use - Determination of sulphate content - Barium sulphate gravimetric method
GSO ISO 2480:2008 Sodium chloride for industrial use - Determination of sulphate content - Barium sulphate gravimetric method
DL/T 422.4-1991 Determination of sulfate content in industrial hydrochloric acid - Barium chromate spectrophotometric method

German Institute for Standardization

DIN EN 12014-4:2005-08 Foodstuffs - Determination of nitrate and/or nitrite content - Part 4: Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products; German version EN 12014-4:2005
DIN EN 12014-3:2005-08 Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite; German version EN 12014-3:2005
DIN EN 12014-2:2018-02 Foodstuffs - Determination of nitrate and/or nitrite content - Part 2: HPLC/IC method for the determination of nitrate content of vegetables and vegetable products; German version EN 12014-2:2017
DIN EN 12014-2:2018 Foodstuffs - Determination of nitrate and/or nitrite content - Part 2: HPLC/IC method for the determination of nitrate content of vegetables and vegetable products

IN-BIS

IS 4203-1967 Method for determination of sulfate content in textile materials
IS 9967-1981 Cadmium reduction photometry method for determination of nitrate and nitrite content in cheese

Korean Agency for Technology and Standards (KATS)

KS M ISO 2480:2017 Sodium chloride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
KS M ISO 2480:2012 Sodium chloride for industrial use-Determination of sulphate content-Barium sulphate gravimetric method
KS M ISO 2480-2017(2022) Sodium chloride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
KS M ISO 2480-2022 Sodium chloride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method

KR-KS

KS M ISO 2480-2017 Sodium chloride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method

TR-TSE

TS 757-1969 SODIUM CARBONATE FOR INDUSTRIAL USE DETERMINATION OF SULPHATE CONTENT BARIUM SULPHATE GRAVIMERTIC METHOD
TS 2226-1976 SODIUM AND POTASSIUM SILICATES FOR INDUSTRIAL USE DETERMINATION OF SULPHATES CONTENT BARIUM SULPHATE GRAVIMETRIC METHOD

HU-MSZT

MNOSZ 700-15.lap-1955 Determination of sulfate content in STMicroelectronics

AT-ON

ONORM DIN 10338-1992 Determination of nitrate and nitrite contents of cheese - Method by cadmium reduction

European Committee for Standardization (CEN)

DD ENV 12014-3-1998 Foodstuffs - Determination of Nitrate and/or Nitrite Content - Part 3: Spectrometric Determination of Nitrate and Nitrite Content of Meat Products After Enzymatic Reduction of Nitrate to Nitrite
PD CEN/TS 15749:2008 Fertilizers - Determination of sulfates content using three different methods

Lithuanian Standards Office

LST EN 12014-3-2005 Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
LST EN 12014-4-2005 Foodstuffs - Determination of nitrate and/or nitrite content - Part 4: Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products

Danish Standards Foundation

DS/EN 12014-3:2005 Foodstuffs – Determination of nitrate and/or nitrite content – Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
DS/EN 12014-4:2005 Foodstuffs – Determination of nitrate and/or nitrite content – Part 4: Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products

PL-PKN

PN H04805-13-1991 Zinc powder Determination of sulfate content

Standard Association of Australia （SAA）

AS 1289.4.2.1:2020 Methods of testing soils for engineering purposes, Method 4.2.1: Soil chemical tests — Determination of the sulfate content of a natural soil and the sulfate content of the groundwater — Normal method

ZA-SANS

SANS 5292:1987 Sulphates in solutions, detection
SANS 5210:2010 Water - Nitrate and nitrite content

American Society for Testing and Materials (ASTM)

ASTM D4193-02 Standard Test Method for Thiocyanate in Water

ES-UNE

UNE-EN 12014-2:2018 Foodstuffs - Determination of nitrate and/or nitrite content - Part 2: HPLC/IC method for the determination of nitrate content of vegetables and vegetable products

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