Gravimetric Method Water Vapor Permeability Analyzer AUTO W812 Introduction This product is based on the test principle of cup method water vapor transmission, and is designed and manufactured according to ASTM E96 standard, and provides a wide range and high efficiency water vapor transmission rate detection for low, medium and high water vapor barrier materials testing.It is suitable for the water vapor transmission performance test of films, sheets, paper, fabrics, non-woven fabrics and related materials in the fields of food, medicine, medical equipment, daily chemicals, etc. Test principle Desiccant (weight gain method) or place water (weight loss method) in the sample cup; seal the sample cup with the sample and place it in the test box; control the temperature, humidity and wind speed of the test box; The difference in humidity drives the water vapor to penetrate the sample, and the mass of the sample cup increases or decreases; the mass of the sample cup is regularly weighed, and the performance parameters such as the water vapor transmission amount of the sample are calculated. Add.: No. 3, Linjiang Road, Huangpu District, Guangzhou, Guangdong Province, China

Standard The following standards are referenced: 2025 edition of Chinese Pharmacopoeia, "4010 Determination of Water Vapor Transmission Rate of Pharmaceutical Packaging Materials", ASTM E96, GB/T 1037, GB/T 16928, GB/T 17146, GB/T 12704, GB/T 19082, GB/T 21332, ASTM D1653, ISO 2528, TAPPIT 464, DIN 53122-1, and YBB00092003. Add.: No. 3, Linjiang Road, Huangpu District, Guangzhou, Guangdong Province, China Tel: 020-8615 3789, 8615 3790 Web: www.gbpitester.com

Features  Test chamber and moisture permeable cup design upgrade, high efficiency and multi-mode Newly designed test chamber and round moisture permeable cup, fully automatic rotating tray, high weighing efficiency, 360° three-dimensional constant temperature and humidity in the test chamber, test resolution up to 0.0001 g/(m2·24h). 12 test stations; support weight gain and weight loss test modes.  Precise control of temperature, humidity and wind speed Semiconductor refrigeration chip automatically controls temperature in both directions, with a temperature control accuracy of 0.1℃. Dual airflow...

Inspection and Quarantine of the People's Republic of China", with the reference material number (GBW(E)130543 / GBW(E)130544). We use self-developed national reference materials to calibrate and verify the instrument to ensure the accuracy, universality and authority of the test data. ♦ Laboratory intelligent IoT platform The instrument can be connected to the IoT platform to realize network digital management. Remote authorization to log in to the IoT platform can realize functions such as managing experimental data and remote diagnosis and troubleshooting. Customers can download the required...

Factory configuration Standard Note: GBPI has always been committed to the innovation and improvement of product performance and function. For this reason, product technical specifications and appearance will also be changed accordingly. The above situation will not be notified. GBPI reserves the right of modification and final interpretation. Add.: No. 3, Linjiang Road, Huangpu District, Guangzhou, Guangdong Province, China Tel: 020-8615 3789, 8615 3790 Web: www.gbpitester.com

GBPI (Guangzhou Biaoji Packaging Equipment Co., Ltd.) was established in 2002 and is located in Guangzhou Economic Development Zone. It is an enterprise integrating R&D, production, sales of packaging testing instruments, packaging equipment, modified atmosphere refrigerator and other products, and providing third-party testing and reference material calibration services. It is committed to providing comprehensive, professional, high-quality products and technical services for the packaging, food, medicine, testing and other industries. Write industry standards with quality and become a leader...