GB2407381B - Liquid tester - Google Patents

Liquid tester

Info

Publication number
GB2407381B
GB2407381B GB0323460A GB0323460A GB2407381B GB 2407381 B GB2407381 B GB 2407381B GB 0323460 A GB0323460 A GB 0323460A GB 0323460 A GB0323460 A GB 0323460A GB 2407381 B GB2407381 B GB 2407381B
Authority
GB
United Kingdom
Prior art keywords
liquid tester
tester
liquid
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.)
Expired - Lifetime
Application number
GB0323460A
Other versions
GB0323460D0 (en
GB2407381A (en
Inventor
John Tulloch
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB0323460A priority Critical patent/GB2407381B/en
Publication of GB0323460D0 publication Critical patent/GB0323460D0/en
Publication of GB2407381A publication Critical patent/GB2407381A/en
Application granted granted Critical
Publication of GB2407381B publication Critical patent/GB2407381B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • 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
    • 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
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N1/12—Dippers; Dredgers
    • 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N2021/0325—Cells for testing reactions, e.g. containing reagents
    • 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N2021/0367—Supports of cells, e.g. pivotable
    • G01N2021/0371—Supports combined with sample intake
    • 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/11—Filling or emptying of cuvettes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/02—Mechanical
    • G01N2201/022—Casings
    • G01N2201/0221—Portable; cableless; compact; hand-held

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Hydrology & Water Resources (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
GB0323460A 2003-10-07 2003-10-07 Liquid tester Expired - Lifetime GB2407381B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0323460A GB2407381B (en) 2003-10-07 2003-10-07 Liquid tester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0323460A GB2407381B (en) 2003-10-07 2003-10-07 Liquid tester

Publications (3)

Publication Number Publication Date
GB0323460D0 GB0323460D0 (en) 2003-11-05
GB2407381A GB2407381A (en) 2005-04-27
GB2407381B true GB2407381B (en) 2007-07-11

Family

ID=29415673

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0323460A Expired - Lifetime GB2407381B (en) 2003-10-07 2003-10-07 Liquid tester

Country Status (1)

Country Link
GB (1) GB2407381B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3741727A (en) * 1972-02-04 1973-06-26 Us Army Arsenic sampler
US3910764A (en) * 1974-12-23 1975-10-07 Ronald H Tower Water testing device
GB1542411A (en) * 1977-11-14 1979-03-21 Secr Defence Chemical analysis apparatus
GB1556082A (en) * 1977-05-26 1979-11-21 Tintometer Gmbh Device for determining the ion concentration of certain substances or mixtures of substances in swimming pool water
US4235839A (en) * 1978-12-11 1980-11-25 Olof Vesterberg Device for analysis
US4409182A (en) * 1980-06-23 1983-10-11 Macklem F Sutherland Colorimeter test kit apparatus
US4663126A (en) * 1985-03-26 1987-05-05 Gould Corby J Pool water test instrument

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3741727A (en) * 1972-02-04 1973-06-26 Us Army Arsenic sampler
US3910764A (en) * 1974-12-23 1975-10-07 Ronald H Tower Water testing device
GB1556082A (en) * 1977-05-26 1979-11-21 Tintometer Gmbh Device for determining the ion concentration of certain substances or mixtures of substances in swimming pool water
GB1542411A (en) * 1977-11-14 1979-03-21 Secr Defence Chemical analysis apparatus
US4235839A (en) * 1978-12-11 1980-11-25 Olof Vesterberg Device for analysis
US4409182A (en) * 1980-06-23 1983-10-11 Macklem F Sutherland Colorimeter test kit apparatus
US4663126A (en) * 1985-03-26 1987-05-05 Gould Corby J Pool water test instrument

Also Published As

Publication number Publication date
GB0323460D0 (en) 2003-11-05
GB2407381A (en) 2005-04-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20081007

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: APPLICATION FILED

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: APPLICATION WITHDRAWN

Effective date: 20100730