Classifications

• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
  • G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
• • 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
  • G01N1/00—Sampling; Preparing specimens for investigation
  • G01N1/02—Devices for withdrawing samples
  • G01N1/22—Devices for withdrawing samples in the gaseous state
  • G01N1/2226—Sampling from a closed space, e.g. food package, head space
  • G01N2001/2229—Headspace sampling, i.e. vapour over liquid
  • G01N2001/2232—Headspace sampling, i.e. vapour over liquid using a membrane, i.e. pervaporation
• • 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
  • G01N1/22—Devices for withdrawing samples in the gaseous state
  • G01N1/2226—Sampling from a closed space, e.g. food package, head space
  • G01N2001/2241—Sampling from a closed space, e.g. food package, head space purpose-built sampling enclosure for emissions

Landscapes

• Physics & Mathematics (AREA)
• 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)
• Sampling And Sample Adjustment (AREA)
• Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)

Priority Applications (3)

Applications Claiming Priority (1)

Publications (3)

Family

ID=8559107

Family Applications (1)

Country Status (3)

Families Citing this family (7)

Family Cites Families (2)

• 2000
  • 2000-09-18 FI FI20002057A patent/FI20002057L/fi not_active Application Discontinuation
• 2001
  • 2001-09-17 AU AU2001287775A patent/AU2001287775A1/en not_active Abandoned
  • 2001-09-17 WO PCT/FI2001/000806 patent/WO2002023158A1/en not_active Ceased

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