Freeze-dried Bacterial cellulose samples from the Hot water extract and Hestrin–Schramm culture medium were pressed manually using a Dake Press (Dake, GrandFalls, MI) in to cylindrical wafers 2 cm in diameter and 0.05–0.1 cmthick. A silicon zero background plate was used to make surethat there were not any peaks resulting from the sample holder.The same sample holder position and sample holder (holder andsilicon zero background plate) were used for both samples. Crys-tallinity index (C.I.) and percentage crystallinity (% Crystalline) of Bacterial cellulose samples were calculated as follows (Rosli, Ahmad, & Abdullah,2013):