CHARACTERIZATION OF ALGINATE PREPARED FROM BROWN SEAWEEDS IN THUA THIEN-HUE PROVINCE, VIETNAM
Author(s) -
Tran Vinh Thien,
Chu Dinh Kinh,
Trần Thái Hòa,
Đinh Quang Khiếu
Publication year - 2017
Publication title -
asean journal on science and technology for development
Language(s) - English
Resource type - Journals
eISSN - 2224-9028
pISSN - 0217-5460
DOI - 10.29037/ajstd.273
Subject(s) - hue , characterization (materials science) , heteronuclear single quantum coherence spectroscopy , chemistry , carbon 13 nmr , botany , materials science , biology , stereochemistry , two dimensional nuclear magnetic resonance spectroscopy , nanotechnology , physics , optics
The characterization of alginate prepared from brown seaweeds in TT-Hue province of Vietnam was investigated. Composition and the sequential structure of alginate were determined by 1HNMR, 13C-NMR, TOCSY, 1H-1H COSY, and 1H-13C-HSQC spectrum. It is found that alginate with molecular weight around 101 KDa is composed of homopolymeric regions of M and G blocks, interspersed with very small amount of regions of alternating structure of MG block. This information is essential for application guideline of alginate in TT-Hue province.
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