Components determined by UV spectrometry
Components determined by UV spectrometry, Total:178 items.
The international standard classification for "Components determined by UV spectrometry" includes: Alcohols. Ethers , Workplace atmospheres , Waxes, bituminous materials and other petroleum products , Sugar and sugar products , Analytical chemistry in general , Beekeeping , Tobacco, tobacco products and related equipment , Animal and vegetable fats and oils , Ambient atmospheres , Boilers and heat exchangers , Natural gas , Protection against fire in general , Optics and optical measurements , Petroleum products in general , General methods of tests and analysis for food products , Environment and health protection. Safety (Vocabularies) , Paints and varnishes .
The Chinese standard classification for "Components determined by UV spectrometry" includes: Basic organic chemicals , Labor sanitation , Petroleum wax , Sugar refining , Electrochemical, thermochemistry and optical profile type analyzer , Beekeeping, silkworm keeping , Tobacco , Grease and oil processing and products , Analysis methods for toxic substances in atmosphere , Boiler and its auxiliary equipment , Natural gas , Fire protection technology , Cosmetics , Chemical Measurement , Environmental Quality Standard for atmosphere, water and soil , Analysis methods for exhaust emission pollutants , Fuel oil , Petroleum products in general , Agriculture and forestry technology , Basic standards and general methods on chemical fertilizers , Basic standards and general methods , Electron optics and other physical optics instrument , Hydrogeological survey , Analysis methods for substances in ocean , Basic standard and general method for coating .
Professional Standard - Water Conservancy
- SL 93.2-1994 Determination of oil and grease (Vltraviolet spectrophotometric method)
- SL 84-1994 Determination of nitrogen(nitrate) (Ultraviolet spectrophtometric method)
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 16077-1995 Workplace air―Determination of phosgene―Ultraviolet spectrophotometric method
- GB/T 34796-2017(英文版) Quantification and purity analysis of nucleic acid concentration in solution—Ultraviolet spectrophotometry
- GB/T 22500-2008 Animal and vegetable fats and oils—Determination of ultraviolet absorbance expressed as specific UV extinction
- GB/T 14571.4-2008 glycol for industrial use - Determination of ultraviolet transmittance - Ultraviolet spectrophotometric method
- GB/T 16055-1995 Workplace air―Determination of diphenyl-diphenyl ether―Ultraviolet spectrophotometric method
- GB/T 11081-2005 Standard test method for ultraviolet adsorption of white oils
- GB/T 18932.6-2002 Method for the determination of glycerol contents in honey--UV spectrophotometric method
- GB/T 15438-1995 Ambient air--Determination of ozone--Ultraviolet photometric method
- GB/T 26798-2011 Single beam UV/VIS spectrophotometer
- GB/T 18294.1-2013 Technical identification methods for fire—Part 1:Ultraviolet spectrometry
- GB/T 14422-1993 Analysis of water used in boiler and cooling system-Determination of benzotriazole-Ultraviolet spectrophotometry
- GB/T 23195-2008 Method for the determination of catalase in bee pollen - Ultaraviolet spectrophotometry
- GB/T 11081-1989 White oils-Determination of ultraviolet absorption
- GB/T 18294.1-2001 Technical identification method fire - Part 1: Ultraviolet spectrum analysis
- GB/T 19611-2004 Tobacco and tobacco products - Determination of maleic hydrazide residues - UV Spectrophotometer method
- GB/T 26813-2011 Double beam UV/VIS spectrophotometer
- GB/T 11060.8-2012 Natural gas - Determination of sulfur compound - Part 8:Determination of total sulfur content by Ultraviolet fluorescence method
- GB/T 11894-1989 Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photometric method
- GB/T 32737-2016 Determination of nitrate nitrogen in soil—Ultraviolet spectrophotometry method
- GB/T 25481-2010 On-line ultraviolet/visible spectrum analyzer
- GB/T 12153-1989 Analysis of water used in boiler and cooling system--Determination for mineral oil--Ultraviolet spectrophotometry
Professional Standard - Light Industry
- QB/T 2334-1997 Method for the Qualitative Determination of Ultraviolet Absorbents in Cosmetics - Ultraviolet Spectrophotometry
Military Standard of the People's Republic of China-General Armament Department
- GJB 772.407-1989 Explosives test methods: UV spectrophotometric determination of components of TNT/RDX injected explosives
- GJB 4781-1997*GJBz 20413.3-1997 Determination of Sies by UV spectrophotometry
- GJB 3639-1999(XG1-2015) Determination of Benzene Chloroacetophenone UV Spectrophotometry Modification Sheet 1-2015
- GJB 3639-1999 Determination of Benzene Chloroacetophenone UV Spectrophotometry
- GJB 4781-1997(XG1-2015) Modification sheet 1-2015 for the ultraviolet spectrophotometric method for determination of Sies
Shandong Provincial Standard of the People's Republic of China
- DB37/T 4149-2020 Determination of water quality UV254 by ultraviolet spectrophotometry
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 14571.4-2022 Test method of ethylene glycol for industrial use—Part 4:Determination of ultraviolet transmittance—Ultraviolet spectrophotometric method
- GB/T 11060.8-2020 Natural gas—Determination of sulfur compounds—Part 8:Determination of total sulfur content by ultraviolet fluorescence method
Group Standards of the People's Republic of China
- T/GXAS 545-2023 Seawater—Rapid determination of petroleum on site—Ultraviolet spectrophotometric method
- T/CSTM 00198-2021 Graphene quantum dots—Determination of enzyme-like activities — Ultraviolet-visible spectrophotometry
- T/QAS 035-2021 Determination of nitrate in brine by ultraviolet spectrophotometry
- T/STIC 110086-2023 Double Beam UV-VIS Spectrophotometer
- T/QAS 082.3-2022 Chemical Analysis of Rock Salt and Glauber's Salt Part 3: Determination of Nitrate by Ultraviolet Spectrophotometry
国家能源局
- SH/T 0966-2017 Determination of aromatic hydrocarbon content in white oil by UV spectrophotometry
- SH/T 1820-2018 Aromatic hydrocarbons for industrial use-Determination of trace sulfur-Ultraviolet fluorescence method
National Metrological Verification Regulations of the People's Republic of China
- JJG 375-1996 UItraviolet Visible Range Spectrophotometer in Single Beam
- JJG(地质) 1002-1990 Verification Regulations for UV/Visible Spectrophotometer
- JJG 682-1990 Verification Regulation of Double Beam UV-VIS Spectrophotometers
- JJG 689-1990 UV-VIS-NIR Spectrophotometer
- JJG 178-2007 Ultraviolet,Visible,Near-Infrared Spectrophotometers
Professional Standard - Environmental Protection
- HJ 636-2012 Water quality. Determination of total nitrogen. Alkaline potassium persulfate digestion UV spectrophotometric method
- HJ 970-2018 Water quality - Determination of petroleum - Ultraviolet spectrophotometric method
- HJ 756-2015 Water quality - Determination of butyl xanthate - UV spectrophotometric method
- HJ/T 346-2007 Water quality-Determination of nitrate-nitrogen-Ultraviolet spectrophotometry
- HJ 590-2010 Ambient air - Dtermination of ozone - Ultraviolet photometric method
- HJ/T 42-1999 Stationary source emission -- Determination of nitrogen oxide -- Ultraviolet spectrophotometric method
- HJ/T 31-1999 Stationary source emission -- Determination of phosgene -- Aniline ultraviolet spectrophotometric method
Professional Standard - Petrochemical Industry
- SH/T 1498.7-1997 Nylon 66 salt - Determination of UV index - -Ultraviolet spectrophotometric method
- SH/T 0181-2005 Standard test method for naphthalene hydrocarbons in jet fuels by ultraviolet spectrophotometry
- SH/T 0406-1992 Determination method for vaseline ultraviolet absorbance
- SH/T 1498.5-1997 Nylon 66 salt-Determination of content of pscudo diaminocylohcloexane-Uitraviolet specterophotometric method
- SH/T 0409-1992 Determination of aromatic hydrocarbons in liquid paraffin (UV spectrophotometric method)
- SH/T 0662-1998 Mineral oil - Determination of ultraviolet absorbance
- SH/T 0181-1992 Method for Determination of Naphthalene Hydrocarbon Content in Jet Fuel (Ultraviolet Spectrophotometry)
Professional Standard - Agriculture
- 2297药典 二部-2010 Appendix IV A UV-Vis Spectrophotometry
- NY/T 1279-2007 Determination of Nitrate in Vegetables and Fruits UV-spectrophotometer
- 67药典 四部-2015 0401 UV-visible spectrophotometry
- 153药典 三部-2010 Appendix Ⅱ Spectrophotometry ⅡA UV-Vis Spectrophotometry
- NY/T 4306-2023 Determination of activity of papain and bromelain-Ultaraviolet spectrophotometry
- NY/T 1799-2009 Determination of oxazolidinethione in rapeseed meal and feed Specification method
- NY/T 1116-2006 Fertilizers - Determination of nitrate nitrogen content - Ultraviolet spectro - Photometric method
- NY/T 1597-2008 Animal and vegetable fats and oils—Determination of ultraviolet absorbance expressed ad specific UV extinction
- 197药典 三部-2020 Spectrophotometry 0401 UV-Vis Spectrophotometry
- 178药典 三部-2015 Spectrophotometry 0401 UV-Vis Spectrophotometry General Principles 19
- 47药典 四部-2020 0401 UV-visible spectrophotometry
- 1759药典 一部-2010 Appendix VA UV-Vis Spectrophotometry
Professional Standard - Machinery
- JB/T 6778-1993 UV/VIS Near Infrared Spectrophotometer
- JB/T 6777-1993 UV/VIS Spectrophotometer
Ningxia Provincial Standard of the People's Republic of China
- DB64/T 1515-2017 Determination of Total Glucosides in Sheep Placenta Capsules by Ultraviolet Spectrophotometry
国家质量监督检验检疫总局
- SN/T 0859-2016 Determination of dehydroacetic acid in condiments for export- Ultraviolet spectrophotometric method
Professional Standard - Geology
- DZ/T 0064.59-2021 Methods for analysis of groundwater quality- Part 59: Determination of nitrate- Ultraviolet spectrophotometry
- DZ/T 0064.59-1993 Groundwater quality test methods - the determination of nitrate radical with ultraviolet spectrophotometric method
Tianjin Provincial Standard of the People's Republic of China
- DB12/T 885-2019 Determination of Proanthocyanidins in Plant Extracts by UV/Vis Spectrophotometry
- DB12/T 884-2019 Determination of Polysaccharide Content in Lily Bulbs by UV/Vis Spectrophotometry
未注明发布机构
- AS 3753:2001(R2016) Recommended practice for chemical analysis by ultraviolet/visible spectrophotometry
Jiangsu Provincial Standard of the People's Republic of China
- DB32/T 4344-2022 Marine sediment―Determination of oil―Ultrasonic Extraction-UV spectrophotometric method
Professional Standard - Nuclear Industry
- EJ/T 296.2-2014 Determination of trace uranium in urine liquid fluorometry by ultraviolet
Professional Standard - Energy
- NB/SH/T 0415-2013 Determination Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products
Hebei Provincial Standard of the People's Republic of China
- DB13/T 2899-2018 Determination of iminodisuccinate content in urea by ultraviolet-visible spectrophotometry
Hunan Provincial Standard of the People's Republic of China
- DB43/T 2130-2021 Ultraviolet Fluorescent Sulfur Meter Test Method
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会
- GB/T 33374-2016 Ultraviolet curable coatings--Determination of volatile content
Jilin Provincial Standard of the People's Republic of China
- DB22/T 2529-2016 Determination of Anthocyanins in Purple Ear Corn by Spectrophotometry
GSO
- GSO ISO 4735:2015 Oils of Citrus -- Determination of CD value by ultraviolet spectrometric analysis
- OS GSO ISO 4735:2015 Oils of Citrus -- Determination of CD value by ultraviolet spectrometric analysis
- NB/SH/T 0966-2017 Determination of aromatics content in white oil - UV spectrophotometry
- GSO ISO 3656:2015 Animal and vegetable fats and oils -- Determination of ultraviolet absorbance expressed as specific UV extinction
- BH GSO ISO 3656:2016 Animal and vegetable fats and oils -- Determination of ultraviolet absorbance expressed as specific UV extinction
Korean Agency for Technology and Standards (KATS)
- KS H ISO 4735-2019 Oils of Citrus-Determination of CD value by ultraviolet spectrometric analysis
- KS H ISO 4735:2011 Oils of Citrus-Determination of CD value by ultraviolet spectrometric analysis
- KS H ISO 4735:2014 Oils of Citrus-Determination of CD value by ultraviolet spectrometric analysis
- KS B 5570-2017 Performance test for UV/Vis spectrophotometer
- KS B 5570-2022 Performance test for UV/Vis spectrophotometer
- KS M 2231-1980 Testing method for naphthalene type hydrocarbon contents in aviation turbine fuels by ultraviolet spectrophotometry
- KS M 2231-2010 Testing method for naphthalene type hydrocarbon contents in aviation turbine fuels by ultraviolet spectrophotometry
- KS I ISO 13964:2004 Air quality-Determination of ozone in ambient air-Ultraviolet photometric method
- KS I ISO 13964:2014 Air quality — Determination of ozone in ambient air — Ultraviolet photometric method
- KS H ISO 4735-2014(2019) Oils of Citrus-Determination of CD value by ultraviolet spectrometric analysis
- KS M 2231-2014 Testing method for naphthalene type hydrocarbon contents in aviation turbine fuels by ultraviolet spectrophotometry
IN-BIS
- IS 1448 Pt.63-1967 Determination of benzene and toluene by UV spectrophotometry
Association Francaise de Normalisation
- NF T75-122*NF ISO 4735:2002 Oils of Citrus - Determination of CD value by ultraviolet spectrometric analysis.
- NF ISO 4735:2002 Citrus essential oils - Determination of the CD value by ultraviolet spectrometric analysis
- NF EN ISO 3656:2011 Fatty substances of animal and vegetable origin - Determination of ultraviolet absorbance, expressed in the form of specific extinction in ultraviolet light
- NF T60-223/A1*NF EN ISO 3656/A1:2017 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction - Amendment 1
- NF G52-300:1976 Determination of the resistance of white leathers to exposure to ultra-violet light.
- NF T60-223*NF EN ISO 3656:2011 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction.
- XP M07-115:2003 Petroleum products - Determination of Solvent Yellow 124 content in middle distillates - Method by extraction with hydrochloric acid and determination by UV-Visible spectrophotometry
International Organization for Standardization (ISO)
- ISO 4735:2002 Oils of citrus - Determination of CD value by ultraviolet spectrometric analysis
- ISO 4735:1981 Oils of citrus; Determination of CD value by ultraviolet spectrophotometric analysis
- ISO 13964:1998 Air quality - Determination of ozone in ambient air - Ultraviolet photometric method
- ISO 3656:2011 Animal and vegetable fats and oils. Determination of ultraviolet absorbance expressed as specific UV extinction
British Standards Institution (BSI)
- BS EN 15486:2007 Ethanol as a blending component for petrol. Determination of sulfur content. Ultraviolet fluorescence method
- BS EN ISO 3656:2011+A1:2017 Animal and vegetable fats and oils. Determination of ultraviolet absorbance expressed as specific UV extinction
- BS EN ISO 3656:2011 Animal and vegetable fats and oils. Determination of ultraviolet absorbance expressed as specific UV extinction
RU-GOST R
- GOST ISO 4735-2015 Essential oils of citrus. Determination of CD value by ultraviolet spectrometric analysis
- GOST 34712-2021 Natural gas. Determination of total sulfur by ultraviolet fluorescence method
- GOST 33343-2015 Aviation turbine fuels. Determination of naphthalene hydrocarbons by ultraviolet spectrophotometry method
SCC
- UNE 84170:1983 OIL OF LEMON. ULTRA-VIOLET SPECTROPHOTO METRIC ANALYSIS
- NS 9462:2006 Water quality — Determination of UV-absorbance
- UNE 84124:2000 Cosmetic raw materials. Determination of UV-filters by spectrophotometric absorbance.
- DANSK DS/EN ISO 3656:2011 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction
- DANSK DS/EN ISO 3656/A1:2011 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction
- NS-EN ISO 3656:2011 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction (ISO 3656:2011)
- BS EN ISO 3656:2002 Animal and vegetable fats and oils. Determination of ultraviolet absorbance expressed as specific UV extinction
- UNE-EN ISO 3656:2002 Animal and vegetable fats and oils. Determination of ultraviolet absorbance expressed as specific UV extinction. (ISO 3656:2002)
- NS-EN 15486:2007 Ethanol as a blending component for petrol — Determination of sulfur content — Ultraviolet fluorescence method
- DANSK DS/EN 15486:2007 Ethanol as a blending component for petrol - Determination of sulfur content - Ultraviolet fluorescence method
- 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)
- 10/30197374 DC BS ISO 3656. Animal and vegetable fats and oils. Determination of ultraviolet absorbance expressed as specific UV extinction
- NS-EN ISO 3656:2002 Animal and vegetable fats and oils — Determination of ultraviolet absorbance expressed as specific UV extinction (ISO 3656:2002)
- AENOR UNE-EN ISO 3656:2011 Oils and fats of animal and vegetable origin. Determination of ultraviolet absorbance expressed as specific UV extinction. (ISO 3656:2011)
- AWWA JAW48196 Journal AWWA — Monitoring DBP Formation With Differential UV Spectroscopy
- BS 684-1-1.15:1978 Methods of analysis of fats and fatty oils. Physical methods-Determination of specific extinction in ultra-violet light
NO-SN
- NS 9462-2006 Water quality Determination of UV-absorbance
Danish Standards Foundation
- DS/EN ISO 3656:2011 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction
- DS/EN 15486:2007 Ethanol as a blending component for petrol - Determination of sulfur content - Ultraviolet fluorescence method
BR-ABNT
- ABNT NBR 11672-2007 Insumes - Concentrated pigment dispersion - Determination of ultraviolet light color fastness
AENOR
- UNE 55047:1973 FATS. SPECTROPHOTOMETRIC MEASURE OF ABSORPTION IN THE ULTRAVIOLET AREA.
- UNE-EN ISO 3656:2011 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction (ISO 3656:2011)
- UNE-ISO 4735:2009 Oils of Citrus. Determination of CD value by ultraviolet espectrometric analysis
- UNE 84124:2014 Cosmetic raw materials. Determination of UV-filters by spectrophotometric absorbance.
- UNE-EN 15486:2008 Ethanol as a blending component for petrol - Determination of sulfur content - Ultraviolet fluorescence method
CZ-CSN
- CSN 65 7112-1974 Determination of the light fastness oí paraffin waxes on UV light.
German Institute for Standardization
- DIN EN ISO 3656:2017-08 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction (ISO 3656:2011 + Amd 1:2017); German version EN ISO 3656:2011 + A1:2017
- DIN ISO 13964:1999 Air quality - Determination of ozone in ambient air - Ultraviolet photometric method (ISO 13964:1998)
PL-PKN
- PN C97085-1986 Carbochemical products UV Spectrophotometric determination of naphihalene in coal tar and coal tar oils
- PN C97087-1987 UV Spectrophotometric determination of phenols in coke and waste waters
- PN C97089-1989 Carbochemical products UV spectrophotometric determination of anthracene in coal tar and coal tar oils
Standard Association of Australia (SAA)
- AS 3753:2001 Recommended practice for chemical analysis by ultraviolet/visible spectrophotometry
- ISO 3656:2011/Amd.1:2017 Animal and vegetable fats and oils — Determination of ultraviolet absorbance expressed as specific UV extinction AMENDMENT 1
GOST
- GOST ISO 20846-2012 Petroleum products. Determination of sulfur content by ultraviolet fluorescence method
Lithuanian Standards Office
- LST EN ISO 3656:2011 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction (ISO 3656:2011)
- LST EN 15486-2007 Ethanol as a blending component for petrol - Determination of sulfur content - Ultraviolet fluorescence method
International Electrotechnical Commission (IEC)
- IEC 61228:1993 Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning
- IEC 61228/AMD1:1996 Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning; Amendment 1
American Society for Testing and Materials (ASTM)
- ASTM UOP495-00 Aromatics in Molex n-Paraffin Products by Ultraviolet Spectrophotometry
- ASTM UOP495-03 Aromatics in Molex Process n-Paraffin Products by Ultraviolet Spectrophotometry
- ASTM E958-93(2005) Standard Practice for Measuring Practical Spectral Bandwidth of Ultraviolet-Visible Spectrophotometers
- ASTM E169-04(2009) Standard Practices for General Techniques of Ultraviolet-Visible Quantitative Analysis
- ASTM D1840-22 Standard Test Method for Naphthalene Hydrocarbons in Aviation Turbine Fuels by Ultraviolet Spectrophotometry
- ASTM E2193-23 Standard Test Method for Ultraviolet Transmittance of Monoethylene Glycol (using Ultraviolet Spectrophotometry)
- ASTM E2193-02a Standard Test Method for Ultraviolet Transmittance of Monoethylene Glycol (Ultraviolet Spectrophotometric Method)
- ASTM E2193-08 Standard Test Method for Ultraviolet Transmittance of Monoethylene Glycol (Ultraviolet Spectrophotometric Method)
GOSTR
- GOST 34237-2017 Petroleum products. Determination of total sulfur by method ultraviolet fluorescence
GM North America
- GM GMP.ABS.002-1990 ABS - Ultraviolet Light Stabilized, Low Gloss
- GM GMP.ABS.004-1990 ABS - Ultraviolet Light Stabilized, Low Gloss
- GMP.ABS.010-1990 ABS - Medium Heat Resistant, UV Stabilized Revision A
DIN
- DIN EN ISO 3656:2002 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction (ISO 3656:2002)
Universal Oil Products Company (UOP)
- UOP 495-2003 AROMATICS IN MOLEX PROCESS n-PARAFFIN PRODUCTS BY ULTRAVIOLET SPECTROPHOTOMETRY
European Committee for Standardization (CEN)
- EN ISO 3656:2011 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction (ISO 3656:2011)
NL-NEN
- NEN 6306-1990 Vegetable and animal oils and fats Determination of extinction co?ffici?nt in the ultraviolet spectre
RO-ASRO
- STAS 13141-1993 Finished leather. Determination of colour resistance to ultraviolet radiation
- STAS SR ISO 3656:1996 Animal and vegetable fats and oils - Determination of ultraviolet absorbance
PT-IPQ
- NP 3362-1986 Citrus fruit refined oil. Measurement of CD value by UV spectrophotometry
CEN - European Committee for Standardization
- EN ISO 3656:2002 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction
Determination of total oil in water by ultraviolet spectrometry,Determination of Petroleum by UV Spectroscopy,Determination of petroleum by UV spectroscopy,Determination of nitrate nitrogen by ultraviolet spectrometry,UV spectrophotometric determination of content,Components determined by UV spectrometry,Determination of Petroleum by UV Spectroscopy,Determination of protein by UV spectrometry,Determination of Arsenic by Ultraviolet Spectrometry,Oil Determination UV Spectroscopy,Determination of Petroleum by UV Spectrometry,Concentration determination by UV spectrometry,Nitrate Determination UV Spectroscopy,Determination of protein UV spectroscopy,Oil Determination UV Spectroscopy,Determination of Ammonia by Indigo Ultraviolet Spectrometry,Determination of Petroleum by UV Spectrophotometry,Determination of Oil in Water by UV Spectroscopy,Determination of total nitrogen by UV spectroscopy,Determination of total phosphorus by UV spectroscopy