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    AI Overview
    ASTM F1249 is a standard test method that utilizes a modulated infrared (IR) sensor to determine the Water Vapor Transmission Rate (WVTR) through plastic films, sheeting, and packaging materials up to 3 mm thick. It is widely considered the "gold standard" for measuring barrier properties in high-barrier materials, offering high precision for food, pharmaceutical, and medical packaging. 
    Key Features of ASTM F1249 Infrared Sensor Analyzers: 
    • Test Principle: A sample is clamped, with dry nitrogen on one side and humid nitrogen on the other. Water vapor permeating the film is carried by the dry gas to an IR sensor, which generates a proportional electrical signal to calculate the WVTR.
    • Modulated Infrared Sensor: These sensors are known for high precision, reliability, and long service life.
    • Environmental Control: Instruments typically offer precise temperature (
      0.1∘C0.1 raised to the composed with power C
      0.1∘C
       precision) and humidity control (
      1
      %
      𝑅𝐻
       precision) to meet strict standards.
    • Applications: Ideal for evaluating flexible packaging, including films (PP, PET, PE, PLA) and composite materials.
    • Operating Range: Generally covers a wide range of barrier levels, from low to high. 
    Popular instruments complying with this standard include the Labthink C301/C390 series and GBPI W401/W403 series. 
    • Water Vapor Permeability Tester - Labthink
      Based on infrared sensor method, C301 is suitable for water vapor permeability test of barrier materials. C301 is featured with on...
      en.labthink.com
    • Water Vapor Transmission Rate (WVTR) ASTM F1249 Standard
      C306H Water Vapor Transmission Rate Test System C306H , also water vapor permeation tester, is used for water vapor permeation ana...
      Labthink
    • ASTM F1249 Standard Test Method For Flexible Barrier Materials ...
      Aug 13, 2019 — It provides for the determination of water vapor transmission rate (WVTR). Nowadays, ASTM F1249 with Modulated Infrared Sensor is ...
      GBPI
    Show all
    • Water Vapor Permeability Tester - Labthink
      Based on infrared sensor method, C301 is suitable for water vapor permeability test of barrier materials. C301 is featured with on...
      en.labthink.com
    • Water Vapor Transmission Rate (WVTR) ASTM F1249 Standard
      C306H Water Vapor Transmission Rate Test System C306H , also water vapor permeation tester, is used for water vapor permeation ana...
      Labthink
    • ASTM F1249 Standard Test Method For Flexible Barrier Materials ...
      Aug 13, 2019 — It provides for the determination of water vapor transmission rate (WVTR). Nowadays, ASTM F1249 with Modulated Infrared Sensor is ...
      GBPI
    • C301B Water Vapor Transmission Rate Test System - Labthink
      Equipped with Labthink patented infrared sensor, conforming to ASTM F1249, non-consumable type with ultra-long service life. Suppo...
      Labthink
    • Parameters Affecting the Water Vapour Permeability of Gelatin Films ...
      Jul 22, 2022 — The other method is ASTM F1249, commonly known as the infrared detecting method, which provides much more accurate results compare...
      MDPI
    • C301B Water Vapor Transmission Rate Test System - Labthink
      Test Principle The pre-conditioned specimen is clamped in the test cell, nitrogen with stable relative humidity flows on one side ...
      en.labthink.com
    • F1249 Standard Test Method for Water Vapor Transmission Rate Through Plastic Film and Sheeting Using a Modulated Infrared Sensor
      Aug 3, 2020 — ASTM F1249-13 is a standard test method for determining the water vapor transmission rate (WVTR) of plastic film and sheeting. The...
      ASTM International
    • C390H Water Vapor Transmission Rate Tester - Labthink
      Test Principle The test specimen is mounted in the diffusion cell, which is divided into a dry chamber and a controlled-humidity c...
      Labthink
    • Infrared Method Water Vapor Permeability Test
      Water vapor transmittance test of various plastic films (PP / PET / PE / PVC / BOPP / CPP, etc.), plastic composite films, paper-p...
      www.gbpilab.com
    • Infrared Method Water Vapor Permeability Tester
      It is engineered in strict compliance with ASTM and GB standard requirements as well as market demands, specifically designed to m...
      www.gbpilab.com
    • ASTM F1249-01 - Standard Test Method for Water Vapor ...
      ASTM F1249-01. Standard Test Method for Water Vapor Transmission Rate Through Plastic Film and Sheeting Using a Modulated Infrared...
      ANSI Webstore
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    ASTM F1249


    AMETEK MOCON
    https://www.ametekmocon.com › servicessupport › astm-...
    AMETEK MOCON
    https://www.ametekmocon.com › servicessupport › astm-...
    Standard test method for water vapor transmission rate through plastic film and sheeting using a modulated infrared sensor.Read more
    Missing: permeability ‎| Show results with: permeability

    Water Vapor Permeability Tester


    en.labthink.com
    https://en.labthink.com › en-us › products › test-property
    en.labthink.com
    https://en.labthink.com › en-us › products › test-property
    Based on infrared sensor method, C301 is suitable for water vapor permeability test of barrier materials. C301 is featured with one chamber, high precise and ...Read more

    ASTM F1249 testing


    Industrial Physics
    https://industrialphysics.com › ... › Standards
    Industrial Physics
    https://industrialphysics.com › ... › Standards
    ASTM F1249 is a ASTM method to measure the water vapor transmission rate through plastic films and sheeting using a modulated infrared sensor.

    Water Vapor Transmission Rate (WVTR) ASTM F1249


    Intertek
    https://www.intertek.com › polymers-plastics › testlopedia
    Intertek
    https://www.intertek.com › polymers-plastics › testlopedia
    ASTM F 1249 is a standard test method for measuring the water vapor transmission rate through flexible barrier materials used in packaging or industrial ...Read more
    Missing: analyzer ‎| Show results with: analyzer

    ASTM F1249 Water Vapor Transmission Rate Tester with a ...


    YouTube · Labthink Instruments Co., Ltd
    120+ views · 2 years ago
    YouTube · Labthink Instruments Co., Ltd
    120+ views · 2 years ago
    0:42
    Labthink's C390H Water Vapor Transmission Rate Tester. This instrument is based on the Infrared Sensor method, and is professionally ...
    Labthink Instruments Co., Ltd
    YouTube·
    Dec 22, 2023

    ASTM F1249 Water Vapor Transmission Rate Tester with a ...

    YouTube·Labthink Instruments Co., Ltd·Dec 22, 2023
    YouTube

    C301B Water Vapor Transmission Rate Test System


    Labthink
    https://www.labthinkinternational.com › en-us › product
    Labthink
    https://www.labthinkinternational.com › en-us › product
    Equipped with Labthink patented infrared sensor, conforming to ASTM F1249, non-consumable type with ultra-long service life. Support temperature control to ...Read more

    Infrared Method Water Vapor Permeability Tester


    gbpilab.com
    https://www.gbpilab.com › wvtr-permeation-analyzers
    gbpilab.com
    https://www.gbpilab.com › wvtr-permeation-analyzers
    It is engineered in strict compliance with ASTM and GB standard requirements as well as market demands, specifically designed to measure the water vapor ...Read more

    Highly Accurate Water Vapor Permeation Analyzer Using ...


    GBPI
    https://www.gbpitester.com › highly-accurate-water-vap...
    GBPI
    https://www.gbpitester.com › highly-accurate-water-vap...
    Water vapor permeability analyzer using infrared sensor is to test the water vapor transmission rate (WVTR) of films or sheets materials.Read more

    Parameters Affecting the Water Vapour Permeability of ...


    MDPI
    https://www.mdpi.com › ...
    MDPI
    https://www.mdpi.com › ...
    by AA Tyuftin · 2022 · Cited by 31 — The purpose of this study was to assess testing parameters for measurement of water vapour permeability (WVP) properties of bovine gelatin films by ASTM F1249.Read more

    ASTM F1249 WVTR Testing Guide for Packaging Film ...


    Infinita Lab
    https://infinitalab.com › services
    Infinita Lab
    https://infinitalab.com › services
    Guide to ASTM F1249 water vapor transmission rate (WVTR) testing for packaging films using infrared detection. Explains test conditions, units (g/m2/day), ...
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