Gas permeability tester is applicable in films and sheets test of gas transmission rate, solubility coefficient, diffusion coefficient and permeability coefficient under different temperatures. Special features: high precision, high efficiency and curvefitting methodology function, which could assure you accurate test under temp. between -273(°)C(˜)200(°)C. Standards: ASTM D1434, ISO 2556, ISO 15105-1.

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