spectrophotometric two-component

spectrophotometric two-component, Total:200 items.

The international standard classification for "spectrophotometric two-component" includes: Water quality , Analytical chemistry in general , Iron ores , Cadmium, cobalt and their alloys , Workplace atmospheres , Ferroalloys , Ferrous metals in general , Animal feeding stuffs , Other non-ferrous metals and their alloys , Chemical analysis of metals , Connecting devices , Fiber and cables , Fibre optic systems in general .

The Chinese standard classification for "spectrophotometric two-component" includes: Analysis methods for toxic substances in water , Electrochemical, thermochemistry and optical profile type analyzer , Iron ore , Heavy metals and their alloys analysis method , Labor sanitation , Steel and iron alloy analysis method , Rare metals and their alloys analysis method , Livestock and poultry feed and additive , Basic standards and general methods , Chemical Measurement , Light metals and their alloys analysis method , Technical Management , Coal analysis methods , Electrician alloy parts , Optical metrological instrument , Optical communication equipment , Electric power testing technique .

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

GB 7470-1987 quality - Determination of lead - Spectrophotometric method with dithizone
GB 7469-1987 Water quality-Determination of total mercury-potassium permanganats-potassium persalfate decomposed method-Dithizonc spectrophotometric method
GB 7472-1987 Water quality - Determination of zinc - Spectrophotometric method with dithizone
GB 7471-1987 Water quality - Determination of cadmium - Spectrophotometric method with dithizone

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

GB/T 8220.1-1998 Methods for chemical analysis of bismuth--Determination of copper content--Bis-acetaldehyde-oxalydihydrazone photometric method
GB/T 26813-2011 Double beam UV/VIS spectrophotometer
GB/T 6730.42-1986 Methods for chemical analysis of iron ores--The dithizone photometric method for the determination of lead content
GB/T 2592.5-1981 Thallium;Determination of cadmium content;Dithizone extraction photometric method
GB/T 5059.6-2007 Ferromolybdenum—Determination of phosphorus content—Molybdobismuthylphosphoric blue spectrophotometric method and the molybdenum blue spectrophotometrc method
GB/T 4701.7-2009 Ferrotitanium—Determination of phosphorus content—Molybdobismuthylphosphoric blue spectrophotometric method and the molybdenum blue spectrophotometric method
GB/T 27594-2025 Determination of Relative Strength of Disperse Dyes by Spectrophotometry
GB/T 17777-2009 Determination of molybdenum in feeds - Spectrophotometry
GB/T 16013-1995 Workplace air--Determination of mercury--Dithizone spectrophotometric method
GB/T 6730.35-2016 Iron ores—Determination of copper content—Oxalic acid bis-cyclohexylidene hydragide(cuprizone) spectrophotometric method
GB/T 223.59-2008 Iron, Steel and Alloy - Determination of Phosphorus Content - Bismuth Phosphomolybdate Blue Spectrophotometric Method and Antimony Phosphomolybdate Blue Spectrophotometric Method
GB/T 2592.4-1981 Thallium;Determination of zinc content;Dithizone extraction photometric method
GB/T 7469-1987 Water quality--Determination of total mercury--Potassium permanganate-potassium persulfate decomposed method--Dithizone spectrophotometric method
GB/T 6730.42-2017e Iron ores—Determination of lead content—Dithizone spectrophotometric method
GB/T 6730.42-2017 Iron ores--Determination of lead content--Dithizone spectrophotometric method
GB/T 16009-1995 Workplace air--Determination of lead--Dithizone spectrophotometric method
GB/T 7472-1987 Water quality--Determination of zinc--Spectrophotometric method with dithizone
GB/T 16014-1995 Workplace air--Determination of zinc oxide--Dithizone spectrophotometric method
GB/T 2592.6-1981 Thallium;Determination of lead content;Dithizone extraction photometric method
GB/T 7471-1987 Water quality--Determination of cadmium--Spectrophotometric method with dithizone
GB/T 6730.42-2017(英文版) Determination of lead content in iron ore-Dithizone spectrophotometric method
GB/T 7470-1987 Water quality--Determination of lead--Spectrophotometric method with dithizone

Group Standards of the People's Republic of China

T/QAS 076-2022 Determination of Amylose and Amylopectin in Highland Barley by Dual-Wavelength Spectrophotometry
T/GXAS 222-2021 Determination of amylose and amylopect in content in root and tuber crops -Dual-wavelength spectrophotometry
T/QAS 031-2021 Spectrophotometric method for the determination of iodine in brine
T/CPIA 0019.2-2020 Test methods for electrical parameters of bifacial photovoltaic modules Part 2: Formula method
T/ZNZ 183-2023 Determination of amylose and amylopectin in tubers Dual wavelength spectrophotometry
T/QGCML 309-2022 N-type TOPCon Photovoltaic Bifacial Module
T/STIC 110086-2023 Double Beam UV-VIS Spectrophotometer
T/CPIA 0019.1-2020 Test method for electrical parameters of double-sided photovoltaic modules Part 1: Double-sided simultaneous illumination method

Professional Standard - Agriculture

773兽药典二部-2015 Appendix Contents 0400 Spectroscopy 0402 Infrared Spectrophotometry
178药典三部-2015 Spectrophotometry 0401 UV-Vis Spectrophotometry General Principles 19
50药典四部-2020 0406 Atomic absorption spectrophotometry
2296药典二部-2010 Appendix IV Spectrophotometry
68药典四部-2015 0402 Infrared Spectrophotometry
179药典三部-2015 Spectrophotometry 0405 General Principles of Fluorescence Spectrophotometry 20
2298药典二部-2010 Appendix IV C Infrared Spectrophotometry
47药典四部-2020 0401 UV-visible spectrophotometry
181药典三部-2015 Spectrophotometry 0407 General Principles of Flame Photometry 22
70药典四部-2015 0406 Atomic absorption spectrophotometry
69药典四部-2015 0405 Fluorescence spectrophotometry
153药典三部-2010 Appendix Ⅱ Spectrophotometry ⅡA UV-Vis Spectrophotometry
49药典四部-2020 0405 Fluorescence spectrophotometry
1758药典一部-2010 Appendix V Spectrophotometry
154药典三部-2010 Appendix II Spectrophotometry IIB Atomic Absorption Spectrophotometry
180药典三部-2015 Spectrophotometry 0406 General Principles of Atomic Absorption Spectrophotometry 21
156药典三部-2010 Appendix Ⅱ Spectrophotometry Ⅱ D Flame Photometry
198药典三部-2020 Spectrophotometry 0405 Fluorescence Spectrophotometry
48药典四部-2020 0402 Infrared Spectrophotometry
67药典四部-2015 0401 UV-visible spectrophotometry
199药典三部-2020 Spectrophotometry 0406 Atomic Absorption Spectrophotometry
155药典三部-2010 Appendix Ⅱ Spectrophotometry ⅡC Fluorescence analysis method
777兽药典一部-2015 Appendix Contents 0400 Spectroscopy 0405 Fluorescence Spectrophotometry
776兽药典一部-2015 Appendix Contents 0400 Spectroscopy 0402 Infrared Spectrophotometry
197药典三部-2020 Spectrophotometry 0401 UV-Vis Spectrophotometry
200药典三部-2020 Spectrophotometry 0407 flame photometry

Professional Standard - Hygiene

WS/T 48-1996 Urine - Determination of phenol - Spectrophotometric method
WS/T 17-1996 Urine - Determination of lead - Spectrophotometric method - Diphenylthiocarbazone method
WS/T 43-1996 Urine—Determination of nickel—Spectrophotometric method
WS/T 24-1996 Urine—Determination of mercury—Dithizone extraction spectrophotometric method

Professional Standard - Urban Construction

CJ/T 69-1999 Municipal sewage.Determination of lead.Spectrophotometric method with dithizone
CJ/T 72-1999 Municipal sewage.Determination of cadmium.Spectrophotometric method with dithizone
CJ/T 67-1999 Municipal sewage.Determination of zinc.Spectrophotometric method with dithizone
CJ 26.19-1991 Water quality inspection methods for municipal sewage Determination of standard lead dithizone spectrophotometric method
CJ 26.22-1991 Water quality inspection method of urban sewage standard Determination of cadmium dithizone spectrophotometric method
CJ 26.17-1991 Water quality examination methods for urban sewage Standard Determination of zinc dithizone spectrophotometric method

National Metrological Verification Regulations of the People's Republic of China

JJG 537-2006 Verification Regulation of Fluorescence Spectrophotometer
JJG 682-1990 Verification Regulation of Double Beam UV-VIS Spectrophotometers

Professional Standard - Non-ferrous Metal

YS/T 1071-2015 Chemical analysis methods of hydrogen peroxide spent catalysts―Determination of palladium content―Spectrometry
YS/T 569.3-2015 Methods for chemical analysis of thallium―Part 3:Determination of mercury content―Dithizone carbon tetrachloride extraction spectrophotometry
YS/T 569.5-2015 Methods for chemical analysis of thallium―Part 5:Determination of cadmium content―Dithizone benzene extraction spectrophotometry
YS/T 536.1-2006 Bismuth Chemical Analysis Method Diacetaldehyde Oxalyldihydrazone Spectrophotometric Determination of Copper Content
YS/T 569.6-2015 Methods for chemical analysis of thallium―Part 6:Determination of lead content―Dithizone benzene extraction spectrophotometry
YS/T 536.1-2009 Methods for chemical analysis of bismuth - Determination of copper content - Bis-acetaldehyde-oxalyldihydrazone photometric method
YS/T 569.5-2006 Thallium - Determination of cadmium content - Dithizone extraction photometric method
YS/T 569.4-2006 Thallium--Determination of zinc content--Dithizone extraction photometric method
YS/T 569.4-2015 Methods for chemical analysis of thallium―Part 4:Determination of zinc content―Dithizone benzene spectrophotometry
YS/T 569.6-2006 Thallium - Determination of lead content - Dithizone extraction photometric method
YS/T 1071-2024 Chemical analysis methods of hydrogen peroxide spent catalysts-Determination of palladium content-Spectrometry and Inductively coupled plasma optical emission spectrometry

Military Standard of the People's Republic of China-General Armament Department

GJB 770.203-1993 Test methods for gunpowder analysis - Determination of carbon black content in double base powder - Spectrophotometric method
GJB 8781.1-2015 Methods for trace element analysis of high-temperature alloys Part 1: Dithizone carbon tetrachloride extraction-spectrophotometric determination of silver content

Professional Standard - Judicatory

SF/T 0173-2024 Dual-wavelength spectrophotometric method for testing carboxyhemoglobin saturation in blood

Professional Standard - Aviation

HB 5422.28-1989 Chemical Analysis Method for Copper Alloy - Carrier Precipitation - Dithizone Absorption Photometry for the Determination of Lead Content
HB 5297.12-2001 Methods for Chemical Analysis of Titanium Alloys - Determination of Copper Content by Bis Cyclohexanone Oxalyldihydrazone Spectrophotometric Method

Professional Standard - Electron

SJ/T 11011-1996 Method of analysis for pure silver brazing for electronic devices - Determination of lead (spectrophotometric-dithizone method)
SJ/T 11030-1996 Methods of analysis for gold-copper and gold-nickel brazing for electronic devices-Determination of lead (spectrophotometric dithizone method)

Taiwan Provincial Standard of the People's Republic of China

CNS 13108-1992 Method of Test for Chromium `6rVI`6sin Water by Spectrophotometric Method
CNS 13105-1992 General Rules for Infrared Spectrophotometric Analysis
CNS 13071-1992 Method of Test for Color of Water`6rSpectrophotometric Method`6s

Professional Standard - Coal

MT/T 594-1996 Fluorescence Spectrum Determination Method of Coal Macerals
MT/T 595-1996 Fluorescence Intensity Determination Method of Coal Macerals

Professional Standard - Machinery

JB/T 6237.2-2008 Test methods for chemical analysis of silver powder for electric contact material—Part 2:Determinatiln of copper content
JB/T 6237.2-1992 Silver powder chemical analysis method for electrical contacts Determination of copper content by bicyclohexanone oxalyldihydrazone spectrophotometry

Professional Standard - Education

JY/T 025-1996 General rules for grating fluorescence spectrophotometry

Professional Standard - Post and Telecommunication

YD/T 1258.2-2025 Indoor Optical Cable - Part 2: Single-core and Double-core Optical Cables for Terminal Components
YD/T 1998.2-2009 Technical specification of single fiber Bi-directional subassembly for access network Part 2: Optical subassembly for GPON
YD/T 2904.3-2019 Integrated tunable laser assembly-Part 3: Dual-channel assembly
YD/T 1258.2-2009 The series of indoor optical fibre cables Part 2: Simplex and duplex cable for use in terminated cable assemblies

Professional Standard - Energy and Power Planning

DL/T 502.14-2006 Analytical methods of steam and water in power plants Part 14: Determination of copper (Spectrometric method using dicyclohexanoneoxalyldihydrazone)

Professional Standard - Water Conservancy

SL 88-1994 Determination of chlorophyll (Spectrophotometric method)
SL 93.2-1994 Determination of oil and grease (Vltraviolet spectrophotometric method)

National Metrological Technical Specifications of the People's Republic of China

JJF 1568-2016 Calibration Specification for Flow Analyzers with Spectrophotography

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence

GJB 5404.1-2005 Analysis methods for trace elements in super alloys Part 1: Determination of silver content by dithizone tetrachloromethane extraction-spectrophotometric method

Yugoslav Association for Standardization

JUS C.A1.233-1990 Methods for chemical analysis of cadmium. Determination of lead content. Spectrophotometric method with dithizone
JUS C.A1.060-1991 Methods for Chemical analysis of iron and steel. Determination of cooper content. 2,2'-Dicyinolyl spectrophotometric method
JUS H.Z1.102-1983 Testing of industrial vvaters. Determination ofcadmium content. Spectrophotometric method with diph- enylthiocarbazone — dithiozone
JUS G.S1.510-1997 Plastics - Analysis of components in polyvinyl chloride) compounds - Infrared spectrofotometric method
JUS C.A1.366-1988 Zinc. Determinacion of copper content. Spectrophotometric method

German Institute for Standardization

DIN 5033-4:1992-07 Colorimetry; spectrophotometric method
DIN 5033-4:1992 Colorimetry; spectrophotometric method
DIN EN ISO 4945:2019-03 Steel - Determination of nitrogen - Spectrophotometric method (ISO 4945:2018); German version EN ISO 4945:2018
DIN 5032-7:1985 Photometry; classification of illuminance meters and luminance meters
DIN EN 10178:2023-07 Steels - Determination of niobium - Spectrophotometric method; German and English version prEN 10178:2023 / Note: Date of issue 2023-05-26*Intended as replacement for DIN EN 10178 (1990-04).
DIN 5032-7:2017 Photometry - Part 7: Classification of illuminance meters and luminance meters
DIN ISO 6271-2-2005 Determination of the colorimetric value of platinum and cobalt in clear liquids Part 2: Spectrophotometric method
DIN EN ISO 4945:2010 Steel - Determination of nitrogen content - Spectrophotometric method (ISO 4945:1977); German version EN ISO 4945:2009
DIN EN 10179:2023-07 Steels - Determination of nitrogen (trace amounts) - Spectrophotometric method; German and English version prEN 10179:2023 / Note: Date of issue 2023-05-26*Intended as replacement for DIN EN 10179 (1990-04).

Korean Agency for Technology and Standards (KATS)

KS E ISO 9683-1-2010(2020) Iron ores － Determination of vanadium － Part 1: BPHA spectrophotometric method
KS E ISO 5418-1-2022 Iron ores — Determination of copper — Part 1: 2,2'-Biquinolyl spectrophotometric method
KS E ISO 5418-1:2022 Iron ores — Determination of copper — Part 1: 2,2'-Biquinolyl spectrophotometric method
KS D ISO 1053:2012 Zinc — Determination of copper content — Spectrophotometric method
KS J 4207-2011(2021) Spectrophotometric and fluorometric methods for GMO quantification
KS M 0012-1999 General rules for molecular absorptiometric analysis
KS M 0012-2009 General rules for molecular absorptiometric analysis
KS M 0024-2017(2022) General rules for infrared spectrophotometric analysis
KS M 0026-2008 General rules for fluorometric analysis
KS M 0026-2013 General rules for fluorometric analysis
KS D 1659-2019 Methods for atomic absorption spectrophotometric analysis of iron and steel
KS D ISO 4945-2022 Steel — Determination of nitrogen — Spectrophotometric method

International Organization for Standardization (ISO)

ISO 4946:2016 Steel and cast iron — Determination of copper — 2,2'-Biquinoline spectrophotometric method
ISO 4945:1977 Steel; Determination of nitrogen content; Spectrophotometric method

European Committee for Standardization (CEN)

EN ISO 4946:2016 Steel and cast iron - Determination of copper - 2@2'- Biquinoline spectrophotometric method
EN ISO 4945:2009 Steel - Determination of nitrogen content - Spectrophotometric method (ISO 4945:1977)

Association Francaise de Normalisation

NF A20-427:1985 Iron ores. Determination of copper content. 2,2'-biquinolyl spectrophotometric method.
NF T01-035:1979 Molecular absorption spectrophotometry. Spectrophotometers and photometers. Record card. Standard layout.
NF T20-434:1980 Sodium hydroxide for industrial use. Determination of mercury content. Dithizone photometric method.
NF T01-032:1976 Molecular absorption spectrophotometry. Optical cells.
NF A06-555*NF EN ISO 4945:2018 Steel - Determination of nitrogen - Spectrophotometric method
NF A06-819:1968 Chemical analysis of zinc - Spectrophotometric determination of indium
NF A06-320*NF EN 10178:2024 Steels - Determination of niobium - Spectrophotometric method
NF EN 10178:2024 Steels - Determination of niobium - Spectrophotometric method
NF T01-036:1980 Molecular absorption spectrophotometry. Methods of inspection of apparatus.
NF T20-483:1973 SODIUM TRIPOLYPHOSPHATE AND PYROPHOSPHATE ; DETERMINATION OF IRONCONTENT ; 2,2'-BIPYRIDYL SPECTROPHOTOMETRIC METHOD.
NF A06-612:2018 Magnesium - Determination of copper - Spectrophotometric method
NF A06-613:2018 Magnesium alloys - Determination of copper - Spectrophotometric method

GCC Standardization Organization

GSO ISO 6636-3:2014 Fruit and vegetable products -- Determination of zinc content -- Part 3: Dithizone spectrometric method
GSO ASTM G130:2010 Standard Test Method for Calibration of Narrow- and Broad- Band Ultraviolet Radiometers Using a Spectroradiometer

The Directorate General of Specifications and Metrology (DGSM)

OS GSO ISO 6636-3:2014 Fruit and vegetable products -- Determination of zinc content -- Part 3: Dithizone spectrometric method
OS GSO ISO 3856-1:2006 PAINTS AND VARNISHES – DETERMINATION OF " SOLUBLE " METAL CONTENT – PART1: DETERMINATION OF LEAD CONTENT - FLAME ATOMIC ABSORPTION SPECTROMETRIC METHOD AND DITHIZONE SPECTROPHOTOMETRIC METHOD
OS GSO ISO 4945:2015 Steel -- Determination of nitrogen content -- Spectrophotometric method

Czech Standards Institute (UNMZ)

CSN ISO 3856-1:1993 Paints and varnishes. Determination of "soluble" metal content. Part 1: Determination of lead content - Flame atomic absorption spectrometric method and dithizone spectrometric method

American Society for Testing and Materials (ASTM)

ASTM D2124-99(2004) Standard Test Method for Analysis of Components in Poly(Vinyl Chloride) Compounds Using an Infrared Spectrophotometric Technique
ASTM D2124-99e1 Standard Test Method for Analysis of Components in Poly(Vinyl Chloride) Compounds Using an Infrared Spectrophotometric Technique
ASTM C1307-02 Standard Test Method for Plutonium Assay by Plutonium (III) Diode Array Spectrophotometry
ASTM D2124-99(2011) Standard Test Method for Analysis of Components in Poly(Vinyl Chloride) Compounds Using an Infrared Spectrophotometric Technique
ASTM E2313-15 Standard Test Method for Aldehydes in Mono-, Di-, and Triethylene Glycol (using Spectrophotometry)
ASTM C1307-02(2008) Standard Test Method for Plutonium Assay by Plutonium (III) Diode Array Spectrophotometry
ASTM C1307-95 Standard Test Method for Plutonium Assay by Plutonium (III) Diode Array Spectrophotometry
ASTM UOP715-85 Rhenium Catalysts by Spectrophotometry
ASTM E1349-06(2013) Standard Test Method for Reflectance Factor and Color by Spectrophotometry Using Bidirectional (45deg;:0deg; or 0deg;:45deg;) Geometry
ASTM UOP276-85 Pyrrole Nitrogen in Petroleum Distillates by Visible Spectrophotometry

Standard Association of Australia （SAA）

AS A174:1969 Method for spectrophotometric analysis of cement
AS 1696.1:1974 Methods for the analysis of copper, Part 1: Phosphorus in copper (Spectrophotometric Method)
AS 1050.18:1984 Methods for the analysis of iron and steel, Part 18: Determination of phosphorus (spectrophotometric method)

Danish Standards Foundation

DANSK DS/EN 15487:2007 Ethanol as a blending component for petrol - Determination of phosphorus content - Ammonium molybdate spectrometric method
DS 289:1992 Water quality. Determination of colour. Spectrophotometric method
DS 285:1990 Water qulity. Total arsenic content. Spectrophotometric method

Spanish Association for Standardization (UNE)

AENOR UNE 36329-2:1991 Steels and foundries. Determination of copper content. Spectrophotometric method with 2.2' diquinoline.
UNE-EN ISO 4945:2019 Steel - Determination of nitrogen - Spectrophotometric method (ISO 4945:2018)
UNE 36-317 Pt.1-1985 Determination of nitrogen in steel. Spectrophotometry

Standards Norway

NS-EN 15487:2007 Ethanol as a blending component for petrol — Determination of phosphorus content — Ammonium molybdate spectrometric method
NS 4787:1988 Water analysis — Determination of colour — Spectrophotometric method
NS-EN 10178:2024 Steels - Determination of niobium - Spectrophotometric method

American Association of Textile Chemists and Colorists

AATCC 203-2014 Light Blocking Effect of Textiles: Spectrophotometric Method
AATCC 203-2016 Light Blocking Effect of Textiles: Spectrophotometric Method

Swedish Institute for Standards

SS-EN 10178:2024 Steels - Determination of niobium - Spectrophotometric method
SS-EN 15487:2007 Ethanol as a blending component for petrol - Determination of phosphorus content - Ammonium molybdate spectrometric method

British Standards Institution (BSI)

BS EN ISO 4945:2018 Steel. Determination of nitrogen. Spectrophotometric method
BS EN 10178:2024 Steels. Determination of niobium. Spectrophotometric method

Malaysia Standards

MS 133 Pt.B5-1997 Methods of test for paints and varnishes:Part B5:Determination of "soluble" lead content by flame atomic absorption spectrometric method and dithizone spectrophotometric method

Austrian Standards

ONORM M 6262-1982 Water analysis, determination of arsenic, spectrophotometric method Analyse des eaux, dosage de l'arsenic, methode spectrophotometrique

Japanese Industrial Standards Committee (JISC)

JIS H 1699:1999 Methods for ICP emission spectrometric analysis of tantalum
JIS K 0134:2002 General rules for near-infrared spectrophotometric analysis
JIS G 1219:2025 Iron and steel — Determination of copper — Spectrophotometric methods
JIS K 0116:1995 General rules for atomic emission spectrometry
JIS K 0117:2000 General rules for infrared spectrophotometric analysis
JIS H 1699:2006 Methods for ICP emission spectrometric analysis of tantalum

Cuban Institute of Standards and Metrology

NC 90-13-21-1984 Metrological Assurance. Spectrophotometers. Reference Dissolutions for the Verification of Spectrophotometers

International Electrotechnical Commission (IEC)

IEC 60794-2-50:2008 Optical fibre cables - Part 2-50: Indoor cables - Family specification for simplex and duplex cables for use in terminated cable assemblies

Asociación Española de Normalización (AENOR)

AENOR UNE-EN 60794-2-50:2012 Optical fibre cables - Part 2-50: Indoor cables - Family specification for simplex and duplex cables for use in terminated cable assemblies
AENOR UNE-EN 15487:2008 Ethanol as a blending component for petrol - Determination of phosphorus content - Ammonium molybdate spectrometric method

Ente Nazionale Italiano di Unificazione

UNI EN 16318:2016 Fertilizers and liming materials - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)

Türk Standardları Enstitüsü

TS 653-1968 CHEMICAL ANALYSIS OF STEELS DETERMINATION OF MANGANESE (SPECTROPHOTOMETRIC METHOD)

Finnish Standards Institute

SFS 3043-1978 Determination of hydrolyzed aluminum. Spectrophotometry

Polski Komitet Normalizacyjny (PKN)

PN Z04045-15-1992 Air purity protection Tests for aldehydes Determination of formaldehydein ambient air (immission) by spectrophotometric method with pararosaniline

American National Standards Institute （ANSI)

ANSI/IES LM-58-20 SPECTRORADIOMETRIC MEASUREMENT METHODS FOR LIGHT SOURCES