CMC for Detergent/Oil drilling liquids/ Food Usage:oil drilling,textiles,pharmaceutical,paint,ceramics,chemicals,papermaking 1 ... : [C6H7O2 (OH) 2CH2COONa] n3.Appearance: 1)CMC for Detergent4.Specification:white or yellowish Power, granular, threadiness. LV ... 5-8.0 3)CMC for Food 5.Usage:CMC is widely used in oil drilling, textiles, pharmaceutical, paint, ... 20'FCL 7.H.S. Code: 3912310000 CMC for Drilling