... 3. SGS/ISO/CCIC Viscosifier Xanthan Gum Polymer Xanthan Gum (Xanthan) Oil drilling grade Xanthan Gum, which is mainly made ... fields, such as food pharmaceutical, fine chemical, agriculture, oil drilling, and so on. Comparing with other kinds of gum, xanthan ... the damage to oil formation, and improve the efficiency of drilling, work-over and completion.Specification (Oil Driling & Exploitation Grade ...