
Keywords: Tomato peel; Pectin isolation and composition; Rheology; FTIR and NMR spectroscopy; Corrosion inhibitor; Cyclical economy; Acetic acid (PubChem CID: 176); Ammonium oxalate (PubChem CID: 14213); Calcium pectate (PubChem CID: 445929); Citric acid (PubChem C