... produced by fermentation with Xanthomonas Campestris under the conditions of special nutrient medium, PH, O2-supply and temperature, the ... A. Food pharmaceutical,B. Fine chemical,C. Agriculture,D. Oil drilling, and so on3. Advantages.1. Outstanding viscosity-enhancing ... 3. Excellent stability to large range of temperature and PH change.4. Stable compatibility with acid, alkaline, brine, enzyme, ...