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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Labthink owns complete service system: This test method is unique in asttm it closely duplicates typical e3998 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.
China flue analyzer China port analyzer China cell analyzer. 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. The Labthink Global Customer Service Center provides customers with professional, prompt and sustained pre-sale, point-of-sale and after-sale services in Chinese, English, French, Spanish, Portuguese, Russian, Arabic and other languages.
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Not exactly what you want? By testing the water vapor transmission rate, the technical index of the materials could be controlled to meet the requirements for production. Contact Now Customized Request. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.
Inverted Cup Method Mount film or sheeting in test dish, cover upper surface of specimen with distilled water, and make the lower side in certain humidity.
W398 is ast, warranty for the product?
China xray analyzer China analyzer used China analyzer gold. Calibration procedures can compensate for the leakage rate if so stated. High automatic control system, low human interference 2.
Five working days after we received your payment or order confirmed. Asmt has Water Vapor Transmission Rate Analyzers that comply with humidity detection method, electrolytic detection method and gravimetric test method respectively. World famous brand qstm. The Labthink Global Customization Center offers customized professional solutions to meet individual customer needs. Find Similar Products By Category. Gold Member Since This limit can be checked for each instrument with an impervious specimen such as aluminum foil.
Specifications Film Test Test Range 0.
WVTR Water Vapor Transmission Rate Analyzer(ASTM E398)
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How about the products awtm Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Labthink is dedicated to providing professional consulting, testing instruments, support services, and quality assurance solutions for packaging in various fields.
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Enter between 20 to 4, characters. Films Including plastic films, plastic composite films, paper-plastic composite films, geomembranes, coextruded films, aluminized films, aluminum foils, aluminum foil composite films and many other film materials. This test method is unique in that it closely duplicates typical product storage where s398 transfer of moisture from a package into the environment is allowed to proceed without constantly sweeping the environmental side with dry gas.
A reasonable value may be approximately 0. Labthink participates in the drafting of several important standards of food, pharmaceutical and packaging industries, and is the excellent partner of national asm institutes.
Broad and precise temperature and humidity control function 3. Calibration procedures can compensate for the leakage rate if so stated. Work Item s – proposed revisions of this standard. Labthink provides excellent testing equipments and services for Labs, astn and safety control of polymer materials, such as flexible packaging, pharmaceuticals, foodstuff, cosmetics packaging, printing, adhesive, automotive, petroleum chemistry, environment, biology, new energy, construction, astronautics and electronics.
ASTM E398 – 13
The values gives in parentheses are provided for information purposes only. Aseptic Wound Protecting Films and Face Masks Including aseptic wound protecting films, face masks and protective clothing materials. It is the responsibility of the user of this standard satm establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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