STANDARISASI VITAMIN C PADA BUAH BENGKUANG (Pachyrhizus erosus) SECARA SPEKTROFOTOMETRI UV-VIS

Harti Widiastuti

Abstract


Have been conducted by a obstetrical research of vitamin C at juicy tuber by spectrophotometry UV – Vis.  The research aim to determine and compare the content of vitamin C from juicy tuber. Firstly fruit of juicy tuberare cleared by their seed then it weighed after that it enhanced by oxilate acid 0.4% and than it blended and filtered. Filtrat obtained to qualitative analyze by using the react specific and standarization of vitamin C using the spectrophotometry UV – Visible at wave legth 516 nm obtained rate of mean vitamin C that is juicy tuber yaitu 91.97 mg/100g.



DOI: https://doi.org/10.33096/jffi.v2i1.182

Copyright (c) 2016 Jurnal Fitofarmaka Indonesia



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ISSN: 2356-0398 | e-ISSN: 2541-2329

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