Help menu bar drops angle measurement aids in Zone A of the menu bar, the contact angle as shown in Figure 2.1.14 2.1.14 aids in Area A menu bar menu bar calculation, contact angle measurement angle measurement droplet contact angle measurements Figure 2.1.15 aid instrument in Zone B Toolbar Houjie angle of water droplets, 2.1.16 Figure 2.1.16 droplet contact angle measurement angle measurement contact angle measurement to understand and master the contact angle measuring instrument measuring the contact angle of the surface shown and the basic principles of surface energy; 2. Familiar contact angle meter (Sheng Ding, model SDCA100) operating techniques; two, the experiment content 1. Master SDCA100 type contact angle measuring instrument works and procedures; 2. Measurement Medical The contact angle and surface energy inorganic film surface; three, equipment laboratory instruments, equipment and materials used in this experiment was SDCA100 type contact angle measurement, testing materials for medical or medical polymer materials inorganic thin films. In the experiment for the test liquid used in double-distilled water, formamide. When the sample is used to clean acetone, ethanol, distilled water and a single furnace, such as a beaker. Shenzhen droplets angle ShengDing instrument (certified), drop angle provided by the Dongguan Sheng Ding Precision Instrument Company. Dongguan Sheng Ding Precision Instrument Co., Ltd. (www.dgshengding.com) (www.dgshengding.com) is Dongguan, Guangdong, dedicated instrumentation leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum limits to meet customer needs. Sheng Ding instrument in leadership with the staff warmly welcome all inquiries negotiations to create ShengDing instrument a better future. You can also access (www.dgshengding.com/supply_details_31093690.html), for more information about the company.