Xanthan gum is a premium quality biopolymer powder designed to provide maximum solids suspension and hole cleaning in horizontal directional drilling application. Specifications: 1) Appearance: cream colored and free flowing powder 2) Bulk density: approx. 550 - 700kg/m³ 3) PH value (1% solution): 6.0 - 8.0 4) Solubility: easily soluble in fresh water or brine 5) Temperature stability: 120 - 150°C 6) Particle size: a) Through 28 mesh (micron): 100% b) Through 42 mesh (micron): 95% min. 7) Moisture: 13% max. 8) Ash: 13% max. 9) API standard: 3rpm: 15min and 6rpm: 16min Packing:25kg/paper bag with PE liner inside Greatchem is an international company active in oil drilling chemicals, food additives, anti-freezing chemicals, and other related chemicals. Qingdao Great Chemical Inc. is one of the top chemical suppliers and has been concentrating on enhancing updated products by applying new technology, providing a superior level of service to the clients, and focusing on protecting the environment. We are currently supplying and exporting more than 20 varieties of products in four categories with reputable quality. We maintain stringent quality control programs and observe international codes and practices, and are thereby able to cater to our clients, satisfactorily.