UV measurement of total nitrogen

UV measurement of total nitrogen, Total:60 items.

The international standard classification for "UV measurement of total nitrogen" includes: Auxiliary materials and additives for plastics , Geology. Meteorology. Hydrology .

The Chinese standard classification for "UV measurement of total nitrogen" includes: Carbon black , Meteorology , Environmental Quality Standard for atmosphere, water and soil , Analysis methods for exhaust emission pollutants , Basic standards and general methods on chemical fertilizers , Analysis methods for toxic substances in water .

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

GB/T 21096-2007 Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning
GB/T 10722-2014 Carbon black—Determination of total and external surface area—Nitrogen adsorption test method
GB/T 10722-2003 Carbon black - Determination of total and external surface area by nitrogen adsorption
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)
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 33866-2017 Measurement for solar ultraviolet radiation―Broadband ultraviolet radiometer method

Professional Standard - Environmental Protection

HJ 1132-2020 Stationary source emission—Determination of nitrogen oxides —Portable ultraviolet absorption method
HJ/T 346-2007 Water quality-Determination of nitrate-nitrogen-Ultraviolet spectrophotometry
HJ/T 42-1999 Stationary source emission -- Determination of nitrogen oxide -- Ultraviolet spectrophotometric method
HJ 636-2012 Water quality. Determination of total nitrogen. Alkaline potassium persulfate digestion UV spectrophotometric method

Professional Standard - Water Conservancy

SL 84-1994 Determination of nitrogen(nitrate) (Ultraviolet spectrophtometric method)

Professional Standard - Agriculture

NY/T 1116-2006 Fertilizers - Determination of nitrate nitrogen content - Ultraviolet spectro - Photometric method

Shandong Provincial Standard of the People's Republic of China

DB37/T 2704-2015 Determination of nitrogen oxides in exhaust gas from stationary pollution sources by ultraviolet absorption method

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

GB 11894-1989 Water quility-Determination of total nitrogen UV spectrophotometric method-Alkaline potassium persulfate digestion method

Group Standards of the People's Republic of China

T/CIET 637-2024 UV LED packaging overall design specifications
T/TGIC 010-2024 Textiles - Determination of gingerol content - Ultraviolet Spectrophotometry
T/QAS 071-2021 Determination of total nitrogen in brine Kjeldahl method

Liaoning Provincial Standard of the People's Republic of China

DB21/T 3072-2018 Determination of nitrogen oxides in exhaust gas from stationary pollution sources by ultraviolet-visible absorption method

Hebei Provincial Standard of the People's Republic of China

DB13/T 5028-2019 Determination of total sulfur content in alcohol-based fuels by ultraviolet fluorescence method

Sichuan Provincial Standard of the People's Republic of China

DB51/T 1699-2013 Determination of total sulfur content in liquefied petroleum gas (LPG) by ultraviolet fluorescence method
DB51/T 1689-2013 Determination of total sulfur content in liquefied natural gas (LNG) by ultraviolet fluorescence method

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

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

JJF 2049-2023 Calibration Specification for Total Radiant Flux of Ultraviolet Germicidal Lamp

Danish Standards Foundation

DANSK DS/ISO 29441:2010 Water quality - Determination of total nitrogen after UV digestion - Method using flow analysis (CFA and FIA) and spectrometric detection
DS/ISO 29441:2010 Water quality - Determination of total nitrogen after UV digestion - Method using flow analysis (CFA and FIA) and spectrometric detection
DANSK DS/ISO 17198:2015 Dimethyl ether (DME) for fuels - Determination of total sulfur, ultraviolet fluorescence method

The Directorate General of Specifications and Metrology (DGSM)

OS GSO ISO 29441:2013 Water quality -- Determination of total nitrogen after UV digestion -- Method using flow analysis (CFA and FIA) and spectrometric detection
OS GSO ISO 17198:2016 Dimethyl ether (DME) for fuels -- Determination of total sulfur, ultraviolet fluorescence method

Gosstandart of Russia

GOST 34712-2021 Natural gas. Determination of total sulfur by ultraviolet fluorescence method
GOST 34237-2017 Petroleum products. Determination of total sulfur by method ultraviolet fluorescence

GCC Standardization Organization

GSO ISO 29441:2013 Water quality -- Determination of total nitrogen after UV digestion -- Method using flow analysis (CFA and FIA) and spectrometric detection
GSO ISO 17198:2016 Dimethyl ether (DME) for fuels -- Determination of total sulfur, ultraviolet fluorescence method
GSO ISO 20729:2022 Natural gas — Determination of sulfur compounds — Determination of total sulfur content by ultraviolet fluorescence method
GSO ISO 23697-1:2024 Water quality — Determination of total bound nitrogen (ST-TNb) in water using small-scale sealed tubes — Part 1: Dimethylphenol colour reaction

Ente Nazionale Italiano di Unificazione

UNI 11759:2019 Determination of Total nitrogen - UV Spectrometry Method after oxidative digestion with sodium persulphate by means of the Flow Injection Analysis (FIA)
UNI CEN/TS 15478:2006 Fertilizers - Determination of total nitrogen in urea
UNI 9249:1988 Biomass. Determination of total nitrogen.
UNI 9971:1992 Adhesives. Determination of total nitrogen.

International Organization for Standardization (ISO)

ISO 29441:2010 Water quality - Determination of total nitrogen after UV digestion - Method using flow analysis (CFA and FIA) and spectrometric detection
ISO 20729:2017 Natural gas - Determination of sulfur compounds - Determination of total sulfur content by ultraviolet fluorescence method
ISO 17198:2014 Dimethyl ether (DME) for fuels - Determination of total sulfur, ultraviolet fluorescence method

Association Francaise de Normalisation

NF M41-020*NF ISO 17198:2015 Dimethyl ether (DME) for fuels - Determination of total sulfur - Ultraviolet fluorescence method
NF X20-518*NF ISO 20729:2018 Natural gas - Determination of sulfur compounds - Determination of total sulfur content by ultraviolet fluorescence method
NF ISO 20729:2018 Natural gas - Determination of sulfur compounds - Determination of total sulfur content by the UV fluorescence method
NF V04-211:1971 MILK. DETERMINATION OF TOTAL NITROGEN CONTENT. (KJELDAHL METHOD).

Magyar Szabványügyi Testület

MNOSZ 448-27.lap-1955 Determination of total nitrogen water

Bureau of Indian Standards

IS 3025-34-4-2022 METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 34 NITROGEN Section 4 Determination of total nitrogen after UV digestion Method using flow analysis CFA and FIA and spectrometric detection

Polski Komitet Normalizacyjny (PKN)

PN-ISO 20729-2020-10 P Natural gas -- Determination of sulfur compounds -- Determination of total sulfur content by ultraviolet fluorescence method
PN C04576 ArkusZ12-1973 Water and waste water Tests for nitrogenDetermination of total nitrogen of Kjeldahl
PN C04576 ArkusZ14-1973 Water and wastewater Nitrogen compound content testing Calculation of total nitrogen

British Standards Institution (BSI)

BS ISO 20729:2017 Natural gas. Determination of sulfur compounds. Determination of total sulfur content by ultraviolet fluorescence method
BS ISO 17198:2014 Dimethyl ether (DME) for fuels. Determination of total sulfur, ultraviolet fluorescence method

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 20729:2023 Natural gas — Determination of sulfur compounds — Determination of total sulfur content by ultraviolet fluorescence method

Korean Agency for Technology and Standards (KATS)

KS M ISO 17198-2021 Dimethyl ether(DME) for fuels — Determination of total sulfur, ultraviolet fluorescence method
KS M ISO 17198:2021 Dimethyl ether(DME) for fuels — Determination of total sulfur, ultraviolet fluorescence method
KS C IEC 61228:2001 Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning
KS C IEC 61228:2013 Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning

American Water Works Association (AWWA)

AWWA ACE58266 Advantages of Integrated Application Scenarios for Chlorine, Dioxide, Ozone and UV

International Electrotechnical Commission (IEC)

IEC 61228:1996 Method of measuring and specitying the UV-radiation of ultraviolet lamps used for sun-tanning