GB2544716B - Measurement of turbidity - Google Patents

Measurement of turbidity Download PDF

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Publication number
GB2544716B
GB2544716B GB1516349.6A GB201516349A GB2544716B GB 2544716 B GB2544716 B GB 2544716B GB 201516349 A GB201516349 A GB 201516349A GB 2544716 B GB2544716 B GB 2544716B
Authority
GB
United Kingdom
Prior art keywords
turbidity
measurement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1516349.6A
Other versions
GB201516349D0 (en
GB2544716A (en
Inventor
David Douglas Connor
Patrick McCorry Vincent
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Photonic Measurements Ltd
Original Assignee
Photonic Measurements Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Photonic Measurements Ltd filed Critical Photonic Measurements Ltd
Priority to GB1516349.6A priority Critical patent/GB2544716B/en
Publication of GB201516349D0 publication Critical patent/GB201516349D0/en
Publication of GB2544716A publication Critical patent/GB2544716A/en
Application granted granted Critical
Publication of GB2544716B publication Critical patent/GB2544716B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4785—Standardising light scatter apparatus; Standards therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G01N21/274—Calibration, base line adjustment, drift correction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/51—Scattering, i.e. diffuse reflection within a body or fluid inside a container, e.g. in an ampoule
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G01N33/1826—Organic contamination in water
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/075—Investigating concentration of particle suspensions by optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N2021/4704—Angular selective
    • G01N2021/4711—Multiangle measurement

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB1516349.6A 2015-09-15 2015-09-15 Measurement of turbidity Active GB2544716B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1516349.6A GB2544716B (en) 2015-09-15 2015-09-15 Measurement of turbidity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1516349.6A GB2544716B (en) 2015-09-15 2015-09-15 Measurement of turbidity

Publications (3)

Publication Number Publication Date
GB201516349D0 GB201516349D0 (en) 2015-10-28
GB2544716A GB2544716A (en) 2017-05-31
GB2544716B true GB2544716B (en) 2021-07-14

Family

ID=54363221

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1516349.6A Active GB2544716B (en) 2015-09-15 2015-09-15 Measurement of turbidity

Country Status (1)

Country Link
GB (1) GB2544716B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996042006A2 (en) * 1995-06-13 1996-12-27 University Of South Florida Multi-angle, multiwavelength particle characterization system and method
US5616457A (en) * 1995-02-08 1997-04-01 University Of South Florida Method and apparatus for the detection and classification of microorganisms in water
WO2002004947A2 (en) * 2000-07-12 2002-01-17 University Of South Florida Spectrophotometric system and method for the identification and characterization of a particle in a bodily fluid
US20090185160A1 (en) * 2006-02-06 2009-07-23 Johann Wolfgang Goethe-Universitat Measuring device for determining the size, size distribution and quantity of particles in the nanoscopic range

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5616457A (en) * 1995-02-08 1997-04-01 University Of South Florida Method and apparatus for the detection and classification of microorganisms in water
WO1996042006A2 (en) * 1995-06-13 1996-12-27 University Of South Florida Multi-angle, multiwavelength particle characterization system and method
WO2002004947A2 (en) * 2000-07-12 2002-01-17 University Of South Florida Spectrophotometric system and method for the identification and characterization of a particle in a bodily fluid
US20090185160A1 (en) * 2006-02-06 2009-07-23 Johann Wolfgang Goethe-Universitat Measuring device for determining the size, size distribution and quantity of particles in the nanoscopic range

Also Published As

Publication number Publication date
GB201516349D0 (en) 2015-10-28
GB2544716A (en) 2017-05-31

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