Formulasi Granul Instan Jus Kelopak Bunga Rosela (Hibiscus Sabdariffa L) Dengan Variasi Konsentrasi Povidon Sebagai Bahan Pengikat Serta Kontrol Kualitasnya

Abstract

Roselle is a very useful plant. Widely used as traditional medicine, its calyx functions as antioxidant, antiseptic, diuretic, and anticholesterol. This research is aimed at knowing the concentrate of povidone toward the condition of a good quality of granule, taste reaction, and the detection of content of flavonoid in the instant granule of the roselle extract. The fresh calyx roselle was pounded with mixer and then the obtained essence was steamed to lose the water content, until thick extract was derived. The instant granule of rosella juice was formulated with wet granulation method in 3 formulas which is based on differrent concentrate of povidone, they are F I (1%), F II (3%), F III (5%). The test were done to the instant granule from the extract Hibiscus sabdariffa for its granule physical test and taste reaction test. The result of the test of physical instant granule showed that F I meet the requirement of good granule. For flow rate test (8,29 0,38 second), point of quit test (39,11 0,790), moisture content test with %MC (2,99 0,046), and for test distribution of the size of particle with microscopis method (692,1797 µm). The result of the test of taste reaction showed that the extract of instant granule can be accept by the respodent. Keyword ׃ fresh calyx roselle, Povidone, granule instan