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GB2544331B - An improved equilibrium relative humidity testing device and method - Google Patents

An improved equilibrium relative humidity testing device and method

Info

Publication number
GB2544331B
GB2544331B GB1520058.7A GB201520058A GB2544331B GB 2544331 B GB2544331 B GB 2544331B GB 201520058 A GB201520058 A GB 201520058A GB 2544331 B GB2544331 B GB 2544331B
Authority
GB
United Kingdom
Prior art keywords
relative humidity
testing device
equilibrium relative
humidity testing
improved 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
GB1520058.7A
Other versions
GB201520058D0 (en
GB2544331A (en
Inventor
Moir Peter
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 GB1520058.7A priority Critical patent/GB2544331B/en
Publication of GB201520058D0 publication Critical patent/GB201520058D0/en
Priority to PCT/EP2016/077413 priority patent/WO2017081238A1/en
Publication of GB2544331A publication Critical patent/GB2544331A/en
Application granted granted Critical
Publication of GB2544331B publication Critical patent/GB2544331B/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
    • 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
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/56—Investigating or analyzing materials by the use of thermal means by investigating moisture content
    • 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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biophysics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
GB1520058.7A 2015-11-13 2015-11-13 An improved equilibrium relative humidity testing device and method Active GB2544331B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1520058.7A GB2544331B (en) 2015-11-13 2015-11-13 An improved equilibrium relative humidity testing device and method
PCT/EP2016/077413 WO2017081238A1 (en) 2015-11-13 2016-11-11 Equilibrium relative humidity testing device and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1520058.7A GB2544331B (en) 2015-11-13 2015-11-13 An improved equilibrium relative humidity testing device and method

Publications (3)

Publication Number Publication Date
GB201520058D0 GB201520058D0 (en) 2015-12-30
GB2544331A GB2544331A (en) 2017-05-17
GB2544331B true GB2544331B (en) 2018-07-18

Family

ID=55132755

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1520058.7A Active GB2544331B (en) 2015-11-13 2015-11-13 An improved equilibrium relative humidity testing device and method

Country Status (2)

Country Link
GB (1) GB2544331B (en)
WO (1) WO2017081238A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7100428B1 (en) * 2002-06-11 2006-09-05 Walter Dziki Method and device for determination of moisture content and solid state phase of solids using moisture sorption gravimetry and near infrared or raman spectroscopy
US20080317089A1 (en) * 2007-06-22 2008-12-25 Decagon Devices, Inc. Apparatus, Method, and System for Measuring Water Activity and Weight
CN102252932A (en) * 2010-12-13 2011-11-23 中国建筑材料科学研究总院 Performance testing equipment for humidifying function material and testing method
WO2013114505A1 (en) * 2012-02-03 2013-08-08 ナガノサイエンス株式会社 Control unit
CN203643289U (en) * 2013-12-03 2014-06-11 姜发堂 A dynamic moisture and water activity meter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014115205A (en) * 2012-12-11 2014-06-26 Nagano Science Kk Environment test device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7100428B1 (en) * 2002-06-11 2006-09-05 Walter Dziki Method and device for determination of moisture content and solid state phase of solids using moisture sorption gravimetry and near infrared or raman spectroscopy
US20080317089A1 (en) * 2007-06-22 2008-12-25 Decagon Devices, Inc. Apparatus, Method, and System for Measuring Water Activity and Weight
CN102252932A (en) * 2010-12-13 2011-11-23 中国建筑材料科学研究总院 Performance testing equipment for humidifying function material and testing method
WO2013114505A1 (en) * 2012-02-03 2013-08-08 ナガノサイエンス株式会社 Control unit
CN203643289U (en) * 2013-12-03 2014-06-11 姜发堂 A dynamic moisture and water activity meter

Also Published As

Publication number Publication date
WO2017081238A1 (en) 2017-05-18
GB201520058D0 (en) 2015-12-30
GB2544331A (en) 2017-05-17

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