ASTM Standards. ASTM E ASTM E – Standard Test Method for Water Vapor Transmission Rate of Sheet Materials Using Dynamic Relative Humidity. ASTM has approved two test methods to track water vapor transmission from materials: ASTM E96 – Water Vapor. Transmission of Materials. Purchase your copy of ASTM E – 13 as a PDF download or hard copy directly from the official BSI Shop. All BSI British Standards available.

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Inverted Cup Method Mount film or sheeting in f398 dish, cover upper surface of specimen with distilled water, and make the lower side in certain humidity. Labthink is devoted to share excellent quality testing and control techniques with global clients and is known for wide coverage of international testing standards.

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ASTM E398 – 13

The Labthink Global Customization Center offers customized professional solutions to meet individual customer needs. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Door-to-door service Visualized remote service Training in Labthink. Calibration procedures can compensate for the leakage rate if so stated. Historical Version s – view previous versions of standard.


China flue analyzer China port analyzer China cell analyzer. No other units of measurement are included in this standard.

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Work Item s – proposed revisions of this standard. People who viewed this also viewed. Direct correlation of values obtained under different conditions of test temperature and relative humidity will be valid provided the barrier material under test does not undergo changes in solid state such as a crystalline transition or melting point at or between the conditions of test.

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Link to Active This link will always route to the current Active version of the standard. Labthink has Water Vapor Transmission Rate Analyzers that comply with humidity detection method, electrolytic detection method and gravimetric test method respectively. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.


Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Send This is not what you are looking for? Labthinkthink for you only!

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Labthink participates in the drafting of several important standards of food, pharmaceutical and packaging industries, and is the excellent partner of national certification institutes. Enter between 20 to 4, characters. Generate a constant humidity difference between two sides; water vapor permeates through specimen and measure weight changes in different time to obtain the water vapor transmission rate. Five working days after we received your payment or order confirmed.

Work Item s – proposed revisions of this standard. Aseptic Wound Protecting Films and Face Masks Including aseptic wound protecting films, face masks and protective clothing materials.

High automatic control system, low human interference 2.

Broad and precise temperature and humidity control function 3. Sheeting Including engineering plastics, rubber, waterproof building materials and thermal insulation materials, e. Gold Member Since Send your message to this supplier. This test method is unique in that it closely duplicates typical product storage where a transfer of moisture from a package into the environment is allowed to proceed without constantly sweeping the environmental side with dry gas.

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