Effect of Moisture Sorption Behavior on Color Quality of Cassia Alata Leaves

The Cassia alata leaf is widely used for the medical uses as it is beneficial for treatment of skin diseases such as purities, eczema and allergy. The moisture sorption behavior included desorption and adsorption of C. alata leaves were investigated using standard static gravimetric method. The sorp...

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Main Authors: Razak Norawanis Abdul, Shaari Abdul Razak, Shariff Nur Ain Mohd, Leng Lee Yit
Format: Article
Language:English
Published: EDP Sciences 2017-01-01
Series:MATEC Web of Conferences
Online Access:https://doi.org/10.1051/matecconf/20179701060
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spelling doaj-ef2c60b6e03746e3a2123cd97f6e12942021-02-02T01:26:42ZengEDP SciencesMATEC Web of Conferences2261-236X2017-01-01970106010.1051/matecconf/20179701060matecconf_etic2017_01060Effect of Moisture Sorption Behavior on Color Quality of Cassia Alata LeavesRazak Norawanis Abdul0Shaari Abdul Razak1Shariff Nur Ain Mohd2Leng Lee Yit3Faculty of Engineering Technology, Universiti Malaysia Perlis (UniMAP), Campus of UniCITI Alam Sungai ChuchuhFaculty of Engineering Technology, Universiti Malaysia Perlis (UniMAP), Campus of UniCITI Alam Sungai ChuchuhFaculty of Engineering Technology, Universiti Malaysia Perlis (UniMAP), Campus of UniCITI Alam Sungai ChuchuhFaculty of Engineering Technology, Universiti Malaysia Perlis (UniMAP), Campus of UniCITI Alam Sungai ChuchuhThe Cassia alata leaf is widely used for the medical uses as it is beneficial for treatment of skin diseases such as purities, eczema and allergy. The moisture sorption behavior included desorption and adsorption of C. alata leaves were investigated using standard static gravimetric method. The sorption isotherm was obtained at ambient temperature 24 °C and with the equilibrium relative humidity (ERH) range from 11.3 to 84.3 %. The equilibrium moisture content (EMC) of C. alata increased from 8.67 to 28.50 g water/dry matter with increasing ERH during desorption. It is similar to adsorption which the EMC increased from 21.28 to 32.85 g water/dry matter. The color quality of C. alata leaves were lower with increasing the ERH.https://doi.org/10.1051/matecconf/20179701060
collection DOAJ
language English
format Article
sources DOAJ
author Razak Norawanis Abdul
Shaari Abdul Razak
Shariff Nur Ain Mohd
Leng Lee Yit
spellingShingle Razak Norawanis Abdul
Shaari Abdul Razak
Shariff Nur Ain Mohd
Leng Lee Yit
Effect of Moisture Sorption Behavior on Color Quality of Cassia Alata Leaves
MATEC Web of Conferences
author_facet Razak Norawanis Abdul
Shaari Abdul Razak
Shariff Nur Ain Mohd
Leng Lee Yit
author_sort Razak Norawanis Abdul
title Effect of Moisture Sorption Behavior on Color Quality of Cassia Alata Leaves
title_short Effect of Moisture Sorption Behavior on Color Quality of Cassia Alata Leaves
title_full Effect of Moisture Sorption Behavior on Color Quality of Cassia Alata Leaves
title_fullStr Effect of Moisture Sorption Behavior on Color Quality of Cassia Alata Leaves
title_full_unstemmed Effect of Moisture Sorption Behavior on Color Quality of Cassia Alata Leaves
title_sort effect of moisture sorption behavior on color quality of cassia alata leaves
publisher EDP Sciences
series MATEC Web of Conferences
issn 2261-236X
publishDate 2017-01-01
description The Cassia alata leaf is widely used for the medical uses as it is beneficial for treatment of skin diseases such as purities, eczema and allergy. The moisture sorption behavior included desorption and adsorption of C. alata leaves were investigated using standard static gravimetric method. The sorption isotherm was obtained at ambient temperature 24 °C and with the equilibrium relative humidity (ERH) range from 11.3 to 84.3 %. The equilibrium moisture content (EMC) of C. alata increased from 8.67 to 28.50 g water/dry matter with increasing ERH during desorption. It is similar to adsorption which the EMC increased from 21.28 to 32.85 g water/dry matter. The color quality of C. alata leaves were lower with increasing the ERH.
url https://doi.org/10.1051/matecconf/20179701060
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