Sign In |Help & Support
ALL SECTORS
  • ALL SECTORS
  • GB(National Standard)
  • CB(Shipping)
  • CECS(Engineering Construction)
  • CJ(Urban Construction)
  • CY(News and Publication)
  • DB(Provincial Standard)
  • DL(Electricity & Power)
  • DZ(Geology & Mineralogy)
  • FZ(Spinning & Textile)
  • GA(Public Security)
  • HB(Aviation)
  • HG(Chemical Industry)
  • HJ(Environmental Protection)
  • JB(Machinery)
  • JC(Building Materials)
  • JG(Building & Construction)
  • JJ(Metering)
  • JT(Highway & Transportation)
  • LY(Forestry)
  • MT(Coal)
  • NB(Energy)
  • NY(Agriculture)
  • QB(Light Industry)
  • QC(Automobile & Vehicle)
  • QJ(Aerospace)
  • SH(Petrochemical)
  • SJ(Electronics)
  • SL(Water Resources)
  • SN(Commodity Inspection)
  • SY(Oil & Gas)
  • TB(Railway & Train)
  • YB(Ferrous Metallurgy)
  • YC(Tobacco)
  • YD(Telecommunication)
  • YY(Medical Device)
Database: 365,228(8 Aug 2026)

How to measure turbidity

How to measure turbidity, Total:122 items.

The international standard classification for "How to measure turbidity" includes: Geology. Meteorology. Hydrology , Salts , Aluminium and aluminium alloys , Valves in general , Boilers and heat exchangers , Cosmetics. Toiletries , Cadmium, cobalt and their alloys , Magnesium and magnesium alloys , Fertilizers .

The Chinese standard classification for "How to measure turbidity" includes: Oceanographic instrumentation , Metal physical property test method , Light metals and their alloys analysis method , Valve , Boiler and its auxiliary equipment , Daily use chemicals in general , Rare metals and their alloys analysis method , Chemical fertilizer and chemical soil conditioner , Meteorology .


Professional Standard - Ocean

Professional Standard - Environmental Protection

  • HJ 1075-2019 Water quality—Determination of turbidity—Nephelometry

Professional Standard - Non-ferrous Metal

  • YS/T 535.5-2006 Method for chemical analysis of sodium fluoride - Determination of soluble sulfate content by nephelometric method
  • YS/T 535.9-2006 Sodium fluoride chemical analysis method Turbidimetric determination of chlorine content
  • YS/T 535.9-2009 Chemical analysis methods of sodium fluoride - Part 9: Determination of chloride content - The turbidimetric method
  • YS/T 715.3-2009 Methods for chemical analysis of selenium dioxide—Part 3:Determination of chlorine content—Silver chlorine turbidimetrion method

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

  • GB/T 8158.5-1987 Methods for chemical analysis of sodium fluoride--The turbidimetric method for the determination of soluble sulphates content
  • GB/T 13531.3-1995 Generel methods on determination of cosmetries-Determination of cloudiness
  • GB/T 13747.16-1992 and zirconium alloys - Determination of chloric content - Silver chlorode nephrelometry method
  • GB/T 12151-1989 Analysis of water used in boiler and cooling system-The determination of turbidity(formazine turbidity)
  • GB/T 12151-2005 Analysis of water used in boiler and cooling system - Determination of turbidity - Formazine turbidity
  • GB/T 2441.8-2001 Determination of urea-Determination of sulphate content-Visible turbidimetric method
  • GB/T 13748.18-2005 Chemical analysis methods of magnesium and magnesium alloys — Determination of chlorine content — Silver chlorine turbidimetric method
  • GB/T 8158.9-1987 Methods for chemical analysis of sodium fluoride--The turbidimetric method for the determination of chloride content

Group Standards of the People's Republic of China

Professional Standard - Electricity

  • DL/T 809-2016 The determination method of water turbidity in power plant
  • DL 502-1992 Water and steam test methods for thermal power plants Determination of low turbidity

Taiwan Provincial Standard of the People's Republic of China

  • CNS 13072-1992 Method of Test for Turbidity of Waterr `6rNephelometric Method`6s

Professional Standard - Meteorology

  • QX/T 69-2007 Measurement of atmospheric turbidity -Sun-photometric method

Guangdong Provincial Standard of the People's Republic of China

  • DB44/T 1029-2012 Determination of Sulfate Content in Alkali Recovered Green Liquor by Turbidimetric Method

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

  • JJF 1571-2016 Calibration Specification for Seawater Turbidity Analyzers

VN-TCVN

American Society for Testing and Materials (ASTM)

  • ASTM D7725-17 Standard Test Method for the Continuous Measurement of Turbidity Above 1 Turbidity Unit (TU)
  • ASTM D7725-17(2023) Standard Test Method for the Continuous Measurement of Turbidity Above 1 Turbidity Unit (TU)
  • ASTM D7725-12 Standard Test Method for the Continuous Measurement of Turbidity Above 1 Turbidity Unit (TU)
  • ASTM D5180-93(1998) Standard Test Method for Quantitative Test for Turbidity in Clear Liquids
  • ASTM D1889-00 Standard Test Method for Turbidity of Water
  • ASTM RR-D19-1179 2007 D7315- Test Method for Determination of Turbidity Above 1 Turbidity Unit (TU) in Static Mode
  • ASTM RR-D19-1192 2015 D7937-Test Method for In-situ Determination of Turbidity Above 1 Turbidity Unit (TU) in Surface Water
  • ASTM D6698-24 Standard Test Method for On-Line Measurement of Turbidity Below 5 NTU in Water
  • ASTM D7937-15(2023) Standard Test Method for In-situ Determination of Turbidity Above 1 Turbidity Unit (TU) in Surface Water
  • ASTM D7315-07a Standard Test Method for Determination of Turbidity Above 1 Turbidity Unit (TU) in Static Mode
  • ASTM D7726-11 Standard Guide for The Use of Various Turbidimeter Technologies for Measurement of Turbidity in Water
  • ASTM D7315-07 Standard Test Method for Determination of Turbidity Above 1 Turbidity Unit (TU) in Static Mode
  • ASTM D7726-11(2023) Standard Guide for The Use of Various Turbidimeter Technologies for Measurement of Turbidity in Water
  • ASTM D6698-01 Standard Test Method for On-Line Measurement of Turbidity Below 5 NTU in Water
  • ASTM D7937-15 Standard Test Method for In-situ Determination of Turbidity Above 1 Turbidity Unit (TU) in Surface Water
  • ASTM D6698-12 Standard Test Method for On-Line Measurement of Turbidity Below 5 NTU in Water
  • ASTM D6698-07 Standard Test Method for On-Line Measurement of Turbidity Below 5 NTU in Water
  • ASTM D7315-17(2023) Standard Test Method for Determination of Turbidity Above 1 Turbidity Unit (TU) in Static Mode
  • ASTM D7726-11(2016)e1 Standard Guide for The Use of Various Turbidimeter Technologies for Measurement of Turbidity in Water
  • ASTM D7315-12 Standard Test Method for Determination of Turbidity Above 1 Turbidity Unit (TU) in Static Mode
  • ASTM D7315-17 Standard Test Method for Determination of Turbidity Above 1 Turbidity Unit (TU) in Static Mode
  • ASTM D6698-14 Standard Test Method for On-Line Measurement of Turbidity Below 5 NTU in Water
  • ASTM D6855-17 Standard Test Method for Determination of Turbidity Below 5 NTU in Static Mode
  • ASTM D6181-97 Standard Test Method for Measurement of Turbidity in Mineral Insulating Oil of Petroleum Origin
  • ASTM D6181-03 Standard Test Method for Measurement of Turbidity in Mineral Insulating Oil of Petroleum Origin
  • ASTM C115/C115M-10e1 Standard Test Method for Fineness of Portland Cement by the Turbidimeter
  • ASTM RR-D19-1172 2003 D6855- Test Method for Determination of Turbidity Below 5 NTU in Static Mode
  • ASTM C115-96a(2003) Standard Test Method for Fineness of Portland Cement by the Turbidimeter

South African Bureau of Standard

GSO

  • GSO ISO 7027-1:2021 Water quality — Determination of turbidity — Part 1: Quantitative methods
  • BH GSO ISO 7027-1:2022 Water quality — Determination of turbidity — Part 1: Quantitative methods
  • GSO ISO 7027-2:2021 Water quality — Determination of turbidity — Part 2: Semi-quantitative methods for the assessment of transparency of waters
  • DL/T 502-1992 Test methods for water and steam in thermal power plants - Determination of low turbidity

Spanish Association for Standardization (UNE)

  • UNE-EN ISO 7027-1:2016 Water quality - Determination of turbidity - Part 1: Quantitative methods (ISO 7027-1:2016)
  • UNE-EN ISO 7027-2:2020 Water quality - Determination of turbidity - Part 2: Semi-quantitative methods for the assessment of transparency of waters (ISO 7027-2:2019)
  • UNE-EN 1164:1999 FEATHER AND DOWN - TEST METHODS - DETERMINATION OF THE TURBIDITY OF AN AQUEOUS EXTRACT

SCC

  • DANSK DS/EN ISO 7027-1:2016 Water quality – Determination of turbidity – Part 1: Quantitative methods
  • NS 4723:1989 Water analysis — Determination of turbidity — Nephelometric method
  • AENOR UNE-EN ISO 7027-1:2016 Water quality - Determination of turbidity - Part 1: Quantitative methods (ISO 7027-1:2016)
  • NS-EN ISO 7027-1:2016 Water quality — Determination of turbidity — Part 1: Quantitative methods (ISO 7027-1:2016)
  • AWWA ACE95202 Triple Validation Turbidimeter: A New Approach to VLT Monitoring
  • NS 4762:1988 Water analysis — Determination of sulphate content of water — Nephelometric method
  • NS 9433:2017 Turbidity survey of measures in water bodies
  • AASHTO T 98-1999(2004) Standard Method of Test for Fineness of Portland Cement by the Turbidimeter
  • AWPA A46-20 Standard Method for Determining MCS Concentration in EL2 Treatment Solution Samples by Turbidity Measurement
  • BS 6068-2-2.13:1984 Water quality. Physical, chemical and biochemical methods-Determination of turbidity
  • AWWA JAW34118 Journal AWWA — An Analysis of Low-Level Turbidity Measurements
  • AWWA 51556 Testing the Agreement of Turbidimeters at Low Turbidity Levels
  • DIN EN ISO 7027-1 E:2014 Draft Document - Water quality - Determination of turbidity - Part 1: Quantitative methods (ISO/DIS 7027-1:2014); German version prEN ISO 7027-1:2014
  • NS-EN ISO 7027-2:2019 Water quality — Determination of turbidity — Part 2: Semi-quantitative methods for the assessment of transparency of waters (ISO 7027-2:2019)
  • DANSK DS/EN ISO 7027-2:2019 Water quality – Determination of turbidity – Part 2: Semi-quantitative methods for the assessment of transparency of waters (ISO 7027-2:2019)
  • NS-EN 1164:1998 Feather and down — Test methods — Determination of the turbidity of an aqueous extract
  • AWPA A46-14 Standard Method for Determining MCS Stabilizer Concentration in EL2 Treatment Solution Samples by Turbidity Measurement

Association Francaise de Normalisation

British Standards Institution (BSI)

CZ-CSN

  • CSN 56 0161-6-1996 Methods for testing of liquid sugars. Determination of turbidity.
  • CSN 56 0186 Cast.4-1981 Tesíing metliods for beer. art 4. etermination of turbidity
  • CSN 99 7344-1989 Nephelometers for determination of water turbidity. General specification
  • CSN 66 6138-1985 Surface active agents. Methods for determination of turbidity temperature of water solutions

International Organization for Standardization (ISO)

  • ISO 7027-2:2019 Water quality — Determination of turbidity — Part 2: Semi-quantitative methods for the assessment of transparency of waters
  • ISO 7027-1:2016 Water quality - Determination of turbidity - Part 1: Quantitative methods
  • ISO 7027:1999 Water quality - Determination of turbidity

European Committee for Standardization (CEN)

  • EN ISO 7027-1:2016 Water quality - Determination of turbidity - Part 1: Quantitative methods

German Institute for Standardization

  • DIN EN ISO 7027-1:2016-11 Water quality - Determination of turbidity - Part 1: Quantitative methods (ISO 7027-1:2016); German version EN ISO 7027-1:2016
  • DIN EN ISO 7027-2:2019-06 Water quality - Determination of turbidity - Part 2: Semi-quantitative methods for the assessment of transparency of waters (ISO 7027-2:2019); German version EN ISO 7027-2:2019
  • DIN EN ISO 7027-2 E:2018-03 Determination of water turbidity Part 2: Semi-quantitative method for assessment of water clarity (draft)
  • DIN EN ISO 7027-2:2019 Water quality - Determination of turbidity - Part 2: Semi-quantitative methods for the assessment of transparency of waters (ISO 7027-2:2019)

CEN - European Committee for Standardization

  • EN ISO 7027-2:2019 Water quality - Determination of turbidity - Part 2: Semiquantitative methods for the assessment of transparency of waters

Danish Standards Foundation

  • DS 290:1990 Water quality. Turbidity. Nephelometric method

RU-GOST R

  • GOST 15875-1980 Plastics. Methods for the determination of transmittance coefficient and turbidity
  • GOST 8756.11-2015 Fruit and vegetable products. Methods for determination of transparency and turbidity
  • GOST R 57164-2016 Drinking water. Methods for determination of odour, taste and turbidity
  • GOST 3351-1974 Drinking water. Methods for determination of odour, taste, colour and turbidity

The American Road & Transportation Builders Association

AASHTO - American Association of State Highway and Transportation Officials

  • T 98-1999 Standard Method of Test for Fineness of Portland Cement by the Turbidimeter
  • T 98M/T 98-2012 Standard Method of Test for Fineness of Portland Cement by the Turbidimeter

BE-NBN

FI-SFS

YU-JUS

  • JUS H.G8.455-1991 Reagents. Potassium sulphate. Determination od chloride content. Turbidim&tric metbod
  • JUS H.G8.432-1990 Reaaents. Potassium iodide. Determination of sulphate content. Turbidinetric method

Korean Agency for Technology and Standards (KATS)

KR-KS

  • KS M ISO 3566-2018(2023) Sodium fluoride primarily used for the production of aluminium — Determination of chlorides content — Turbidimetric method

RO-ASRO

  • STAS 3727-1972 STANDARD SOLUTIONS FOR COLORIMETRIC, TURBIDIME- TRIC AND NEPHELOMETRIG ANALYSIS

IT-UNI

  • UNI 3687-1955 Chemical analysis methods of metallic materials. Determination of silver in antimony. Turbidity measurement method