Molekul: Jurnal Ilmiah Kimia
Vol 20 No 2 (2025)

Development and Characterization of Edible Films from Sodium Alginate and Arrowroot Starch Plasticized with Sorbitol

Huynh, Tien Dat (Unknown)
Ngo, Pham Thao Nguyen (Unknown)
Nguyen, Vinh Tien (Unknown)
Wibowo, Condro (Unknown)



Article Info

Publish Date
24 Jul 2025

Abstract

ABSTRACT. The demand for eco-friendly packaging is growing in industrial applications. This study aimed to develop edible films using sorbitol, sodium alginate (SA), and arrowroot starch (ARS). Sorbitol, serving as a plasticizer, was evaluated for optimal concentration, while various SA:ARS ratios were tested for film formation. Physicochemical properties, including thickness, color, tensile strength, elongation, moisture content, opacity, water solubility, water vapor transmission rate, biodegradability, FTIR, and SEM morphology were analyzed. Results indicated that 0.5% sorbitol produced films with ideal thickness, color, tensile strength, and elongation. SA:ARS ratios significantly influenced film properties, with the 0.9:0.1 ratio yielding a thin, smooth, and highly biodegradable film. This formulation provides a basis for further edible film research and food industry applications. Keywords: Arrowroot starch, edible film, sodium alginate, sorbitol

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Journal Info

Abbrev

jm

Publisher

Subject

Biochemistry, Genetics & Molecular Biology Chemistry Materials Science & Nanotechnology

Description

The MOLEKUL is dedicated to fostering advancements in all branches of chemistry and its diverse sub-disciplines. It aims to publish high-quality research encompassing a wide range of topics, including but not limited to Pharmaceutical Chemistry, Biological Activities of Synthetic Drugs, ...