Introduction to Pectin Pectin is a structural heteropolysaccharide found in the primary cell walls of terrestrial plants. It was first isolated from apple pomace in 1825 by Henri Braconnot. Chemically, pectin is a linear polysaccharide made up of (1›4)-α-D-galacturonic acid residues, interrupted with (1›2)-α-L-rhamnose residues. Based on the degree of esterification of the carboxyl g... https://articlescad.com/all-you-need-to-know-about-low-methoxyl-pectin-218320.html