PENETAPAN KADAR GULA TOTAL PISANG KEPOK KUNING REBUS, NASI MERAH DAN NASI HITAM SECARA ANTHRONE-SULFATE

Novia, Luviana Indraswari (2019) PENETAPAN KADAR GULA TOTAL PISANG KEPOK KUNING REBUS, NASI MERAH DAN NASI HITAM SECARA ANTHRONE-SULFATE. Diploma thesis, Sekolah Tinggi Ilmu Kesehatan Nasional.

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Abstract

Red rice and black rice is a type of food often consumed as a meal replacement diet white rice because of a low sugar content. Kepok Bananas also have carbohydrates which can make the stomach becomes full so as to reduce the consumption of carbohydrates from foods like white rice has a higher sugar content. The aim of this research to determine levels of total sugars in bananas kepok boiled yellow, red rice and black rice with Anthrone-sulfate method. Kepok banana yellow boiled, red rice and black rice mashed with a blender, juice obtained plus calcium carbonate, Pb-acetate and sodium oxalate. The results are used to test qualitative preparation with molish test, test benedict and test anthrone and tested quantitatively using UV-Vis spectrophotometry at a wavelength of 627,3 nm and operating time to 12 minutes with the addition of reagents anthrone 0,1%. Quantitative assay analysis showed the lowest levels in samples boiled banana yellow kepok grading 3,861 g / 100 g, black rice 4,531 g / 100 g and highest in the red rice grading 6,142 g / 100 g.

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