in this video, we shown you how to use contact angle goniometer to measure contact angle of eggshell membrane. You must level surface of eggshell membrane at first to get more suitable surface for measurement of contact angle of it. Visit http://www.usakino.com to find more information about it. Refer S. Hsieh et al. /"Hydrogen peroxide treatment of eggshell membrane to control porosity" at Food Chemistry 141 (2013) 2117–2121 for application information.
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