Sodium carboxymethyl selulose (CMC) ni ubwoko bwa fibre fibre ether yabonetse kubwo guhindura imiti ya selile. Imiterere yacyo igizwe ahanini na D-glucose igizwe na β (1 → 4) glucoside. Irashonga mumazi akonje kugirango ibe igisubizo kiboneye. Ubukonje bwigisubizo bufitanye isano na vitamine mbisi ya DP (hejuru, iringaniye, hasi), hamwe nuburyo bwo guhundagurika no gusesa, urugero: gushonga no gukoresha imbaraga zogosha cyane mugisubizo, niba CMC ari DS nkeya, cyangwa gukwirakwiza insimburangingo ntibingana, noneho hakorwa igiteranyo cya gel; Ibinyuranye, niba DS ndende no kuyisimbuza bigabanijwe neza, hashyizweho igisubizo kiboneye kandi kimwe.