... Use: food,paper making, textile, construction, cement, oil drilling Purity: 80-99.5%min Certificate:ISO9001 Carboxy Methyl Cellulose/CMC: The ... , ether, acetone and other organic solvent.1 Grade: Food, oil drilling, textile, detergent, construction, paperA Food grade CMC is ... increase moisture and improve retention rate in pulping.D Oil drilling grade CMC used in fracturing fluid, drilling fluid ...