Quantitative colourimetric assessments of carboximethylcellulose in anionic and anionic-ionic food recipes

Authors:
C. Jianu, Ileana Cocan, Cristina Rujescu, A. Rinovetz, G. Bujancă, I. Jianu

The paper presents a colorimetric (500 – 700 nm) quantitative method for the determination of carboxymethylcellulose (CMC) in the ionic – nonionic foods based on the acid hydrolysis of CMC and condensation with diphenylamine.