Sodium carboxymethyl cellulose (CMC) b? ?d? nke ukwuu polymeric eriri ether nwetara site kem?kal? mgbanwe nke eke cellulose. Ihe nhazi ya b? nke D-glucose unit jik?tara ya na β (1→4) glucoside bond. A na-agbaze ya na mmiri oyi iji mep?ta ngw?ta viscous. The viscosity nke ngw?ta na-met?tara vitamin raw material DP (elu, ?kara, ala), na ?ta na mgbasa ?n?d?, d? ka ihe at?: igbari na itinye akwa shear ike na ngw?ta, ma ? b?r? na CMC d? ala DS, ma ? b? nn?chi nkesa na-ezigh? ezi, mgbe ah?, a na-emep?ta mkpok?ta gel; N'aka nke ?z?, ? b?r? na a na-ekesa DS d? elu na ngbanwe nke ?ma, a na-emep?ta ngw?ta na-enwegh? at? na otu.