Labthink Testing Instruments Co., Ltd.-http://www.labthink.cnPhone:-Fax:-From Labthink Testing Instruments Co., Ltd.Labthink Testing Instruments Co., Ltd.: Coefficient of Friction TesterLabthink Testing Instruments Co., Ltd.: Tensile TesterLabthink Testing Instruments Co., Ltd.: Water Vapor Permeability Tester (WVTR)ASTM: ASTM: Oxygen Permeability Tester (OTR)Page 1 of 1