GB2487186B - Equilibrium relative humidity testing system - Google Patents

Equilibrium relative humidity testing system

Info

Publication number
GB2487186B
GB2487186B GB201100095A GB201100095A GB2487186B GB 2487186 B GB2487186 B GB 2487186B GB 201100095 A GB201100095 A GB 201100095A GB 201100095 A GB201100095 A GB 201100095A GB 2487186 B GB2487186 B GB 2487186B
Authority
GB
United Kingdom
Prior art keywords
relative humidity
testing system
equilibrium relative
humidity testing
equilibrium
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
GB201100095A
Other versions
GB201100095D0 (en
GB2487186A (en
Inventor
Peter Moir
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.)
RELEQUA ANALYTICAL SYSTEMS Ltd
Original Assignee
RELEQUA ANALYTICAL SYSTEMS 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 RELEQUA ANALYTICAL SYSTEMS Ltd filed Critical RELEQUA ANALYTICAL SYSTEMS Ltd
Priority to GB201100095A priority Critical patent/GB2487186B/en
Publication of GB201100095D0 publication Critical patent/GB201100095D0/en
Publication of GB2487186A publication Critical patent/GB2487186A/en
Application granted granted Critical
Publication of GB2487186B publication Critical patent/GB2487186B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01N33/15—Medicinal preparations ; Physical properties thereof, e.g. dissolubility
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N19/00—Investigating materials by mechanical methods
    • G01N19/10—Measuring moisture content, e.g. by measuring change in length of hygroscopic filament; Hygrometers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/121—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid for determining moisture content, e.g. humidity, of the fluid
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N7/00—Analysing materials by measuring the pressure or volume of a gas or vapour
    • G01N7/10—Analysing materials by measuring the pressure or volume of a gas or vapour by allowing diffusion of components through a porous wall and measuring a pressure or volume difference
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
    • G01N9/36—Analysing materials by measuring the density or specific gravity, e.g. determining quantity of moisture

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
  • Packages (AREA)
GB201100095A 2011-01-05 2011-01-05 Equilibrium relative humidity testing system Active GB2487186B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB201100095A GB2487186B (en) 2011-01-05 2011-01-05 Equilibrium relative humidity testing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB201100095A GB2487186B (en) 2011-01-05 2011-01-05 Equilibrium relative humidity testing system

Publications (3)

Publication Number Publication Date
GB201100095D0 GB201100095D0 (en) 2011-02-16
GB2487186A GB2487186A (en) 2012-07-18
GB2487186B true GB2487186B (en) 2015-01-21

Family

ID=43639057

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201100095A Active GB2487186B (en) 2011-01-05 2011-01-05 Equilibrium relative humidity testing system

Country Status (1)

Country Link
GB (1) GB2487186B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0445287A1 (en) * 1988-03-31 1991-09-11 Japan Gore-Tex, Inc. Concentration detection element for solute in aqueous solution
GB2255190A (en) * 1991-03-19 1992-10-28 Peter Greaves Calibration of humidity sensors
WO2005085817A1 (en) * 2004-02-27 2005-09-15 Nielsen-Kellerman, Inc. Method and apparatus for measuring relative humidity of a mixture

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0445287A1 (en) * 1988-03-31 1991-09-11 Japan Gore-Tex, Inc. Concentration detection element for solute in aqueous solution
GB2255190A (en) * 1991-03-19 1992-10-28 Peter Greaves Calibration of humidity sensors
WO2005085817A1 (en) * 2004-02-27 2005-09-15 Nielsen-Kellerman, Inc. Method and apparatus for measuring relative humidity of a mixture

Also Published As

Publication number Publication date
GB201100095D0 (en) 2011-02-16
GB2487186A (en) 2012-07-18

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