... . Main FeatureCAS No.: 9004-32-4EINECS No.: 265-995-8Appearance: white fibrous powderPurity: differnt grade with different purityStructural formula: [C6H7O2(OH ... food, oil drilling, textile, detergent, mining, mosquito-repellent incense, paper, Ceramic, tobacco, medicine and so on.4. PackingPacked in kraft paper ... each. 24 months under dark, cool and dry conditions. CMC white powder (technical grade)