Urea UV spectrophotometry

Urea UV spectrophotometry, Total:104 items.

The international standard classification for "Urea UV spectrophotometry" includes: Optics and optical measurements , Analytical chemistry in general , Alcohols. Ethers , Workplace atmospheres , Fertilizers , Waxes, bituminous materials and other petroleum products , Chemical reagents , Biology. Botany. Zoology .

The Chinese standard classification for "Urea UV spectrophotometry" includes: Electron optics and other physical optics instrument , Agriculture and forestry technology , Basic standards and general methods on chemical fertilizers , Chemical fertilizer and chemical soil conditioner , Chemical Measurement , Electrochemical, thermochemistry and optical profile type analyzer , Basic organic chemicals , Labor sanitation , Petroleum wax , Chemical reagent in general , Cosmetics , Diagnostic standard for occupational diseases , Environmental Quality Standard for atmosphere, water and soil .

Hebei Provincial Standard of the People's Republic of China

DB13/T 2899-2018 Determination of iminodisuccinate content in urea by ultraviolet-visible spectrophotometry

Professional Standard - Machinery

JB/T 6777-1993 UV/VIS Spectrophotometer
JB/T 6778-1993 UV/VIS Near Infrared Spectrophotometer

Professional Standard - Agriculture

153药典三部-2010 Appendix Ⅱ Spectrophotometry ⅡA UV-Vis Spectrophotometry
NY/T 1279-2007 Determination of Nitrate in Vegetables and Fruits UV-spectrophotometer
775兽药典一部-2015 Appendix Contents 0400 Spectroscopy 0401 UV-Vis Spectrophotometry
772兽药典二部-2015 Appendix Contents 0400 Spectroscopy 0401 UV-Vis Spectrophotometry
NY/T 1116-2006 Fertilizers - Determination of nitrate nitrogen content - Ultraviolet spectro - Photometric method
67药典四部-2015 0401 UV-visible spectrophotometry
197药典三部-2020 Spectrophotometry 0401 UV-Vis Spectrophotometry
47药典四部-2020 0401 UV-visible spectrophotometry
1759药典一部-2010 Appendix VA UV-Vis Spectrophotometry
178药典三部-2015 Spectrophotometry 0401 UV-Vis Spectrophotometry General Principles 19
2297药典二部-2010 Appendix IV A UV-Vis Spectrophotometry
GB/T 2443-1991 Urea--Determination of biuret content--Spectrophotometric method

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

JJG 375-1996 UItraviolet Visible Range Spectrophotometer in Single Beam
JJG 178-2007 Ultraviolet,Visible,Near-Infrared Spectrophotometers
JJG(地质) 1002-1990 Verification Regulations for UV/Visible Spectrophotometer
JJG 689-1990 UV-VIS-NIR Spectrophotometer
JJG 682-1990 Verification Regulation of Double Beam UV-VIS Spectrophotometers

Group Standards of the People's Republic of China

T/STIC 110086-2023 Double Beam UV-VIS Spectrophotometer
T/QAS 035-2021 Determination of nitrate in brine by ultraviolet spectrophotometry

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

GB/T 26798-2011 Single beam UV/VIS spectrophotometer
GB/T 34796-2017(英文版) Quantification and purity analysis of nucleic acid concentration in solution—Ultraviolet spectrophotometry
GB/T 14571.4-2008 glycol for industrial use - Determination of ultraviolet transmittance - Ultraviolet spectrophotometric method
GB/T 9721-1988 Chemical reagent-General rules for the molecular absorption spectrophotometry(ultraviolet and visible)
GB/T 26813-2011 Double beam UV/VIS spectrophotometer
GB/T 32737-2016 Determination of nitrate nitrogen in soil—Ultraviolet spectrophotometry method
GB/T 2441.9-2001 Determination of urea-Determination of methylenediurea content-Spectrophotometric method
GB/T 11081-2005 Standard test method for ultraviolet adsorption of white oils
GB/T 2441.4-2001 Determination of urea-Determination of iron content-1,10-Phenanthroline spectrophotometric method
GB/T 2441.2-2001 Determination of urea-Determination of biuret content-Spectrophotometric method
GB/T 9721-2006 Chemical reagent - General rules for the molecular absorption spectrophotometry (ultraviolet and visible)
GB 9721-1988 Molecular Absorption Spectrophotometry of Chemical Reagents General Rules (Ultraviolet and Visible Parts)
GB/T 16077-1995 Workplace air―Determination of phosgene―Ultraviolet spectrophotometric method
GB/T 2441.2-2010 Determination of urea—Part 2:Biuret content—Spectrophotometric method

Professional Standard - Nuclear Industry

EJ/T 296.2-2014 Determination of trace uranium in urine liquid fluorometry by ultraviolet

Professional Standard - Water Conservancy

SL 84-1994 Determination of nitrogen(nitrate) (Ultraviolet spectrophtometric method)
SL 93.2-1994 Determination of oil and grease (Vltraviolet spectrophotometric method)

Heilongjiang Provincial Standard of the People's Republic of China

DB23/T 1382-2010 Spectrophotometric method for determination of urea content in feed

Tianjin Provincial Standard of the People's Republic of China

DB12/T 885-2019 Determination of Proanthocyanidins in Plant Extracts by UV/Vis Spectrophotometry

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

GJB 3639-1999 Determination of Benzene Chloroacetophenone UV Spectrophotometry
GJB 4781-1997*GJBz 20413.3-1997 Determination of Sies by UV spectrophotometry

Jilin Provincial Standard of the People's Republic of China

DB22/T 2529-2016 Determination of Anthocyanins in Purple Ear Corn by Spectrophotometry

Shandong Provincial Standard of the People's Republic of China

DB37/T 4149-2020 Determination of water quality UV254 by ultraviolet spectrophotometry

Professional Standard - Light Industry

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

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

JJF 1641-2017 Program of Pattern Evaluation of Ultraviolet—Visible Spectrophotometers

Professional Standard - Hygiene

WS/T 52-1996 Urine - Determination of hippuric acid - Spectrophotometric method

国家能源局

SH/T 0966-2017 Determination of aromatic hydrocarbon content in white oil by UV spectrophotometry

Professional Standard - Petrochemical Industry

SH/T 1498.7-1997 Nylon 66 salt - Determination of UV index - -Ultraviolet spectrophotometric method

Professional Standard - Environmental Protection

HJ 970-2018 Water quality - Determination of petroleum - Ultraviolet spectrophotometric method
HJ/T 346-2007 Water quality-Determination of nitrate-nitrogen-Ultraviolet spectrophotometry
HJ 756-2015 Water quality - Determination of butyl xanthate - UV spectrophotometric 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 34796-2017 Quantification and purity analysis of nucleic acid concentration in solution-Ultraviolet spectrophotometry

SCC

UNE 84170:1983 OIL OF LEMON. ULTRA-VIOLET SPECTROPHOTO METRIC ANALYSIS
DANSK DS/EN 15479:2009 Fertilizers - Spectrophotometric determination of biuret in urea
AENOR UNE-EN 15479:2009 Fertilizers - Spectrophotometric determination of biuret in urea
NS-EN 15479:2009 Fertilizers — Spectrophotometric determination of biuret in urea
SN-CEN/TS 15479:2006 Fertilizers — Spectrophotometric determination of biuret in urea
UNE-CEN/TS 15479:2007 EX Fertilizers - Spectrophotometric determination of biuret in urea
08/30179313 DC BS EN 15479. Fertilizers. Spectrophotometric determination of biuret in urea
UNE 84124:2000 Cosmetic raw materials. Determination of UV-filters by spectrophotometric absorbance.
NS 9462:2006 Water quality — Determination of UV-absorbance
AS 3753:1990 Recommended practice for chemical analysis by ultraviolet/visible spectrophotometry
AATCC EP11-2016 Spectrophotometer UV Energy Calibration Procedure for Optically Brightened Textiles
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

German Institute for Standardization

DIN EN 15479:2009 Fertilizers - Spectrophotometric determination of biuret in urea; English version of DIN EN 15479:2009-04
DIN EN 15479:2009-04 Fertilizers - Spectrophotometric determination of biuret in urea; German version EN 15479:2009
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

European Committee for Standardization (CEN)

EN 15479:2009 Fertilizers - Spectrophotometric determination of biuret in urea

RU-GOST R

GOST EN 15479-2013 Fertilizers. Spectrophotometric determination of biuret in urea
GOST 32555-2013 Urea for industrial use. Photometric method for determination of biuret content
GOST ISO 4735-2015 Essential oils of citrus. Determination of CD value by ultraviolet spectrometric analysis

Korean Agency for Technology and Standards (KATS)

KS B 5570-2017 Performance test for UV/Vis spectrophotometer
KS B 5570-2022 Performance test for UV/Vis spectrophotometer
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

AENOR

UNE-EN 15479:2009 Fertilizers - Spectrophotometric determination of biuret in urea
UNE 55047:1973 FATS. SPECTROPHOTOMETRIC MEASURE OF ABSORPTION IN THE ULTRAVIOLET AREA.
UNE 84124:2014 Cosmetic raw materials. Determination of UV-filters by spectrophotometric absorbance.

British Standards Institution (BSI)

BS EN 15479:2009 Fertilizers - Spectrophotometric determination of biuret in urea

PT-IPQ

NP 3255-1986 Animal food. Measurement of urea content, spectrophotometric method

Association Francaise de Normalisation

NF U42-417*NF EN 15479:2009 Fertilizers - Spectrophotometric determination of biuret in urea.
NF T75-122*NF ISO 4735:2002 Oils of Citrus - Determination of CD value by ultraviolet spectrometric analysis.
NF EN 15479:2009 Engrais - Détermination photométrique du biuret dans l'urée

CEN - European Committee for Standardization

PD CEN/TS 15479:2006 Fertilizers - Spectrophotometric determination of biuret in urea

Lithuanian Standards Office

LST EN 15479-2009 Fertilizers - Spectrophotometric determination of biuret in urea

Danish Standards Foundation

DS/EN 15479:2009 Fertilizers - Spectrophotometric determination of biuret in urea
DS/EN ISO 3656:2011 Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction

GSO

GSO ISO 4735:2015 Oils of Citrus -- Determination of CD value by ultraviolet spectrometric analysis
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
NB/SH/T 0966-2017 Determination of aromatics content in white oil - UV spectrophotometry
GSO ASTM G130:2010 Standard Test Method for Calibration of Narrow- and Broad- Band Ultraviolet Radiometers Using a Spectroradiometer

IN-BIS

IS 1448 Pt.63-1967 Determination of benzene and toluene by UV spectrophotometry

American Society for Testing and Materials (ASTM)

ASTM E958-13(2021) Standard Practice for Estimation of the Spectral Bandwidth of Ultraviolet-Visible Spectrophotometers
ASTM E958-93(2005) Standard Practice for Measuring Practical Spectral Bandwidth of Ultraviolet-Visible Spectrophotometers
ASTM E2193-23 Standard Test Method for Ultraviolet Transmittance of Monoethylene Glycol (using Ultraviolet Spectrophotometry)

RO-ASRO

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

International Organization for Standardization (ISO)

ISO 4735:2002 Oils of citrus - Determination of CD value by ultraviolet spectrometric analysis

NO-SN

NS 9462-2006 Water quality Determination of UV-absorbance