hydroquinone spectrophotometry in water

hydroquinone spectrophotometry in water, Total:98 items.

The international standard classification for "hydroquinone spectrophotometry in water" includes: Aromatic hydrocarbons , Aliphatic hydrocarbons , Water quality , Flow in open channels , Magnesium and magnesium alloys , Fissile materials , Lubricants, industrial oils and related products , Chemical analysis , Water quality in general .

The Chinese standard classification for "hydroquinone spectrophotometry in water" includes: Basic organic chemicals , Organic chemicals in general , Analysis methods for industrial wastewater and pollutants , Analysis methods for toxic substances in water , Light metals and their alloys analysis method , Nuclear material, nuclear fuel and their analytical test method , Lubricating oil , Basic standards and general methods for water treatment agent , Diagnostic standard for occupational diseases , Basic standards and general methods , Electric power testing technique , Hydrogeological survey , Aquatic product and fishery in general .

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

GB/T 7480-1987 quality - Determination of nitrate - Spectrophotometric method with phenol disulfonic acid
GB/T 13748.3-1992 Magnesium and its alloys--Determination of zirconium content--Xylenol orange spectrophotometric method
GB/T 14375-1993 quality. Determination of monomethyl hydrazine. p - Dimethylaminobenzaldegyde spectrophotometric method
GB/T 13748.7-2005 Chemical analysis methods of magnesium and magnesium alloys — Determination of zirconium content — Xylenol oragne spectrophotometric method
GB/T 6020-1999 Butadiene for industrial use-Determination of tert-butyl-catechol(TBC)[4-(1,1-dimethylethyl)-1,2-benzenediol]-Spectrometric method
GB/T 12688.8-2011 Test method of styrene for industrial use—Part 8:Determination of content of inhibitor(p-tert-butylcatechol)—Spectrophotometric method
GB/T 15507-1995 Water quality - Determination of Hydrazine-p-Dimetylaminobenzaldehyde spectrophotometric method
GB/T 12688.8-1998 Styrene for industrial use-Determination of content of inhibitor (p-tert-butylcatechol)-Spectrophotometric method
GB/T 7467-1987 Water Quality - Determination of Chromium (VI) - 1, 5 Diphenylcarbohydrazide Spectrophotometric Method
GB/T 13748.2-2005 Chemical analysis methods of magnesium and magnesium alloys — Determination of tin content — Pyrocatechol violet spectrophotometric method
GB/T 11198.11-1989 Sulphuric acid for industrial use--Determination of oxides of nitrogen-2.4-xylenol spectrophotometric method
GB/T 11848.13-1991 Determination of zirconium in uranium ore concentrate by xylenol orange spectrophotometric method

Professional Standard - Petrochemical Industry

SH/T 1747-2004 Cumene (Isopropyl benzene) for industrial use - Determination of phenol content - Spectrophotometric method
SH/T 1485.4-1995 Determination for tertiary butyl pyrocatechol content in industrial divinylbenzene - Spectrophotometric method
SH/T 1612.5-1995 Determination for titanium content in industrial purified terephthalic acid - Dithiodiantipyrylmethane spectrophotometric method
SH/T 0792-2007 Standard test method for 2 6-di-tert-butyl-p-cresol and 2 6-di-tert-butyl phenol in electrical insulating oil by infrared absorption
SH/T 1612.3-1995 Determination for metal content in industrial purified terephthalic acid - Atomic absorption spectrophotometric method

Professional Standard - Chemical Industry

HG/T 3516-1999 Industrial circulating cooling water.Determiantion of nitrate.2,6-Dimethylphenol spectrometric method
HG/T 3525-2003 Industrial circulating cooling water-Determination of aluminium-Spectrometric method using pyrocat

Shandong Provincial Standard of the People's Republic of China

DB37/T 3036-2017 Determination of catechol, resorcinol and hydroquinone in cosmetics by high performance liquid chromatography
DB37/T 4150-2020 Determination of Water Quality β-Naphthol by Fluorescence Spectrophotometry

Professional Standard - Hygiene

WS/T 55-1996 Urine - Determination of 4-aminophenol - Spectrophotometric method
WS/T 57-1996 Urine - Determination of 4-nitrophenol - Spectrophotometric method
WS/T 48-1996 Urine - Determination of phenol - Spectrophotometric method

Professional Standard - Energy and Power Planning

DL/T 502.9-2006 Analytical methods of steam and water in power plants Part 9: Determination of aluminum (Spectrometric method using pyrocatechol violet)

Professional Standard - Commodity Inspection

SN/T 3794-2014 Determination of colourity of purified terephthalic acid for industrial use -Spectrophotometry

Professional Standard - Environmental Protection

HJ 674-2013 Water quality－Determination of hydrazine and monomethyl hydrazine by p-Dimethylaminobenzaldehyde spectrophotometric method
HJ 811-2016 Water quality - Determination of total selenium-3,3′-Diaminobenzidine spectrophotometric method

Ministry of Ecology and Environment of the People's Replublic of China

GB 7467-1987 Water quality-Determination of chromiun(Ⅵ)-1,5 Dtphenylcarbohydrazide spectrophotometric method
GB 7480-1987 Water quality-Determination of nitrate-Spectrophotometric method with phenol disulfonic acid

Professional Standard - Non-ferrous Metal

YS/T 248.2-1985 Crude lead chemical analysis method Catechol violet photometric method Determination of tin content

Professional Standard - Urban Construction

CJ/T 71-1999 Municipal sewage.Determination of total chromium(Ⅵ).1.5 diphenylcarbohydrazide spectrophotometric method
CJ/T 70-1999 Municipal sewage.Determination of total chromium.1.5 diphenylcarbohydrazide spectrophotometric method

Professional Standard - Geology

DZ/T 0064.17-1993 Groundwater quality test methods - the determination of chromium with diphenylcarbahydrazide spectrophotometric method
DZ/T 0064.58-1993 Groundwater quality test methods - the determination of nitrate radical with spectrophotometric method with phenol disulfonic acid
DZ/T 0064.67-2021 Methods for analysis of groundwater quality- Part 67: Determination of sulfide- N, N-dimethyl-1, 4- phenylenediamine spectrophotometry

Group Standards of the People's Republic of China

T/WSJD 18.13-2021 Determination of hydroquinone, resorcinol, catechol, p-nitrophenol and 2,4-dinitrophenol by high performance liquid chromatography for chemical factors in workplace air
T/NAIA 004-2020 Determination of Ammonia Nitrogen Concentration in Rumen Fluid Alkaline Sodium Hypochlorite-Phenol Spectrophotometry
T/CAIA SH002-2014 Water for drinking determination of fluoride 2-(parasulfophenylazo)-1,8-dihydroxy-3,6-naphthalene disulfonic acid, zirconium salt spectrophotometric method

Professional Standard - Aquaculture

SC/T 3031-2006 Determination of volatile phenolic compounds residues in fishery products Spectrophotometric method

Professional Standard - Ferrous Metallurgy

YB/T 6153-2024 Steel slag-Determination of water-soluble chromium (Ⅵ) content- Diphenyl carbazide spectrophotometric method

Korean Agency for Technology and Standards (KATS)

KS I ISO 10566-2008(2018) Water quality－Determination of aluminium－Spectrometric method using pyrocatechol violet
KS I ISO 10566-2024 Water quality－Determination of aluminium－Spectrometric method using pyrocatechol violet
KS I ISO 10566-2023 Water quality－Determination of aluminium－Spectrometric method using pyrocatechol violet
KS I ISO 10566:2008 Water quality－Determination of aluminium－Spectrometric method using pyrocatechol violet
KS I ISO 10566-2008(2023) Water quality－Determination of aluminium－Spectrometric method using pyrocatechol violet
KS M 1939-2002(2007) Butadiene for industrial use－Determination of tert-butyl-catechol(TBC)[4-(1,1-dimethylethyl)-1,2 benzenediol]－Spectrometric method
KS I ISO 11083-2008(2018) Water quality－Determination of chromium(VI)－Spectrometric method using 1,5-diphenylcarbazide
KS I ISO 6439-2007(2012) Water quality－Determination of phenol index(4－aminoantipyrine spectrometric methods after distillation)

International Organization for Standardization (ISO)

ISO 7760:1986 Photographic processing waste; Determination of hydroquinone content; Spectrophotometric method
ISO 7760:2001 Photography - Processing waste - Determination of hydroquinone
ISO 10566:1994 Water quality - Determination of aluminium - Spectrometric method using pyrocatechol violet
ISO 10566 Water quality - Determination of aluminium - Spectrometric method using pyrocatechol violet
ISO 1897-7:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part VII : Measurement of colour (Cresylic acid and xylenols only)
ISO 2363:1972 Sulphuric acid and oleums for industrial use; Determination of oxides of nitrogen; 2,4- Xylenol spectrophotometric method
ISO 1897-2:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part II : Determination of water; Dean and Stark method

CZ-CSN

CSN 66 2332-1968 Hydroquinone, photographic grade
CSN 83 0572-1963 Determination of bivalent phenols in phenol waste waters

South African Bureau of Standard

SANS 10566:2006 Water quality - Determination of aluminium - Spectrometric method using pyrocatechol violet

The Directorate General of Specifications and Metrology (DGSM)

OS GSO ISO 10566:2013 Water quality -- Determination of aluminium -- Spectrometric method using pyrocatechol violet

Spanish Association for Standardization (UNE)

UNE-ISO 10566:2018 Water quality -- Determination of aluminium -- Spectrometric method using pyrocatechol violet
AENOR UNE-ISO 10566:2018 Water quality. Determination of aluminum. Spectrometric method using pyrocatechol violet.

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 10566:2016 Water quality -- Determination of aluminium -- Spectrometric method using pyrocatechol violet
BH GSO ISO 6439:2016 Water quality -- Determination of phenol index -- 4-Aminoantipyrine spectrometric methods after distillation

YU-JUS

JUS H.B8.910-1997 Determination of total inhibitor content (p-tertiaiy-butylcatechol) of light hydrocarbons - Spectrophotometric method
JUS H.B8.636-1981 Sulphuric acid for industrial u se. Determination of oxides of nitrogen. 2,4-xyleno/ spectrophotometric method

British Standards Institution (BSI)

BS 2690-106:1979 Methods of testing water used in industry-Reactive aluminium: spectrophotometric method (catechol violet)

American Society for Testing and Materials (ASTM)

ASTM D4590-13 Standard Test Method for Colorimetric Determination of p-tert -Butylcatechol In Styrene Monomer or AMS (alpha;ndash;Methylstyrene) by Spectrophotometry
ASTM D4590-09 Standard Test Method for Colorimetric Determination of p-tert -Butylcatechol In Styrene Monomer or AMS (alpha-Methylstyrene) by Spectrophotometry
ASTM D4590-00 Standard Test Method for Colorimetric Determination of p-tert -Butylcatechol In Styrene Monomer or AMS (alpha-Methylstyrene) by Spectrophotometry
ASTM D4590-06 Standard Test Method for Colorimetric Determination of p-tert -Butylcatechol In Styrene Monomer or AMS (alpha-Methylstyrene) by Spectrophotometry
ASTM D4590-95A Standard Test Method for Colorimetric Determination of p-tert -Butylcatechol In Styrene Monomer or AMS (alpha-Methylstyrene) by Spectrophotometry
ASTM UOP262-99 Phenols and Thiophenols in Petroleum Products by Spectrophotometry
ASTM D4590-22 Standard Test Method for Colorimetric Determination of p-tert -Butylcatechol In Styrene Monomer or AMS (α–Methylstyrene) by Spectrophotometry
ASTM UOP803-84 Chlorination Color of Phenol by Spectrophotometry
ASTM UOP804-83 Carbonyl Content of Phenol by Visible Spectrophotometry

German Institute for Standardization

DIN ISO 10566:1999-04 Water quality - Determination of aluminium - Spectrometric method using pyrocatechol violet (ISO 10566:1994)
DIN ISO 10566:1999 Water quality - Determination of aluminium - Spectrometric method using pyrocatechol violett

Association Francaise de Normalisation

NF T20-811:1983 Butadiene for industrial use. Determination of tert-butyl-catechol (tbc). 4-(1,1-dimethylethyl)-1,2 benzenediol. Spectrometric method.
NF T20-482:1979 Phosphoric acid for industrial use (including foodstuffs. Determination of oxides of nitrogen content ). 3,4-xylenol spectrophotometric method.

Ente Nazionale Italiano di Unificazione

UNI ISO 10566:2009 Water quality - Determination of aluminium - Spectrometric method using pyrocatechol violet
UNI 10508:1996 Water intended for human consumption. Determination of nitrite. Sulphanilamide and naphtylenthylamine spectrometric method.
UNI ISO 619:1983 Manganese ores. Determination of chromium content. Diphenylcarbazide photometric method and silver persulphate titrimetric method.

PL-PKN

PN C04602-05-1989 Water and waste water Tests for phenols Determination of phenol, cresols and xylenols in water by gas chromatography

IT-UNI

UNI 6679-1970 Photosensitive hydroquinone. Characteristics and tests

TR-TSE

TS 1950-1975 PHENOL, o—CEESOL, m—CRESOL, p—CRESOL, CRESYLIC ACID AND XYLENOLS FOR INDUSTRIAL USE DETERMINATION OF WATER BY THE DEAN AND STARK METHOD
TS 1949-1975 PHENOL, o - CRESOL, m - CRESOL, p - CRESOL, CRESYLIC ACID AND XYLENOLS FOR INDUSTRIAL USE DETERMINATION OF VVATER BY THE KARL FISCHER METHOD

Indonesia Standards

SNI 06-6989.21-2004 Water and waste water - Test methods of phenol content by spectrophotometry
SNI 06-6989.30-2005 Water and wastewater - Part 30: Test methods of ammonia content with spectrophotometers by phenates
SNI 6989.71-2009 Water and wastewater. Part 71: Spectrophotometric determination of hexavalent chromium by diphenylcarbazide

Lithuanian Standards Office

LST ISO 10566:1998 Water quality. Determination of aluminium. Spectrometric method using pyrocatechol violet

VN-TCVN

TCVN 7323-1-2004 Water quality.Determination of nitrate.Part 1: 2,6-Dimethylphenol spectrometry method
TCVN 6623-2000 Water quality.Determination of aluminium.Spectrometric method using pyrocatechol violet

Japanese Industrial Standards Committee (JISC)

JIS K 0400-58-10:1998 Water quality -- Determination of aluminium -- Spectrometric method using pyrocatechol violet
JIS K 0400-43-40:2000 Water quality -- Determination of nitrate -- Part 1: 2,6-Dimethylphenol spectrometric method

GCC Standardization Organization

GSO ISO 11083:2013 Water quality -- Determination of chromium(VI) -- Spectrometric method using 1,5-diphenylcarbazide

Standards Norway

NS 9021:1981 Phenol, o-cresol, m-cresol, p-cresol; cresylic acid and xylenols for industrial use — Methods of test — Part 6: Test of absence of hydrogen sulphide (Cresylic acid and xylenols only)

RO-ASRO

STAS SR 13252-1995 Water quality Determination of urea content Spectrophotometric method with p-dimethylaminobenzaldehyde

Others: Determination of water by crystal violet spectrophotometry,hydroquinone spectrophotometry in water,Determination of Potassium Content in Water by Spectrophotometry,hydroquinone in water,Phenol in water by spectrophotometry,Determination of Phenol in Water by Ultraviolet Spectrophotometry,Spectrophotometric testing of water,Determination of Nickel in Water by Atomic Spectrophotometry,Ammonia nitrogen spectrophotometry in water,In the spectrophotometric determination of wastewater,Determination of Content in Water by Ultraviolet Spectrophotometry,Determination of Diesel Oil in Water by Spectrophotometry,Determination of content in water by spectrophotometry,water for UV spectrophotometry,Chromium content in wastewater by spectrophotometry,Determination of tin in water spectrophotometric method,oil content in water spectrophotometry,UV spectrophotometry of oil in water,Method for Determination of Oil in Water by Spectrophotometry,UV spectrophotometry oil in water