Sodium carboxymethyl cellulose (CMC) yog ib hom polymeric fiber ntau ether tau los ntawm kev hloov kho tshuaj ntawm ntuj cellulose. Nws cov qauv yog tsim los ntawm D-glucose unit txuas nrog β (1 → 4) glucoside daim ntawv cog lus. Nws yog yaj nyob rau hauv dej txias los tsim ib tug viscous tov. Lub viscosity ntawm cov tshuaj muaj feem xyuam rau cov vitamin raw khoom DP (siab, nruab nrab, qis), thiab cov concentration thiab dissolution tej yam kev mob, piv txwv li: dissolving thiab siv siab shear quab yuam rau cov tshuaj, yog hais tias tus CMC yog tsawg DS, los yog cov kev hloov pauv tsis sib npaug, ces cov gel aggregate yog tsim; Hloov pauv, yog tias qhov siab DS thiab hloov pauv tau sib npaug, kev daws teeb meem pob tshab thiab sib xws.