KARAKTERISASI GULA CAIR BATANG SORGUM (Sorgum sp.)
ABSTRACT: The research aims to
obtain the characteristics of sap and liquid sugar stem sorghum, using a randomized
block design (RAK) 1 factors, raw materials (P), P1: white stem (KD4) height of
300 m; P2: red stem (Sorghum bicolor) 600 m , P3: red stem (Sorghum bicolor)
900 m. Extraction method refers to the results of research Noerhartati (2012),
the best extraction K1P1 (use of lime 1000 ppm: flocculant 1000 ppm).
Observations sap and liquid sugars were yield, pH, viscosity, color and turbidity
visually and using tools Tintometer Model E, organoleptic parameters of taste,
aroma, color, and viscosity, as well as components of liquid sugar. Analysis of
data were observation of color, turbidity, and sugar components using
descriptive analysis, yield, pH and brix using analysis of variance test
followed duncan 5%; organoleptic tests using Friedman test. The results of characteristics
of sap and liquid sugar (1) P1, Sap: yield=40%, baggase=59,5%, brix=11,30, pH=4,7;
liquid sugar: 60% flavor and aroma score of 5 (most like), 40% color and
viscosity score of 4 (like); yield=43,4%, blotong=11,5%, brix=68,30, pH=6,8,
the component sugars: glucose=32.125 ppm, fructose=147.541 ppm ,
sucrose=153.459 ppm, (2) P2: sap= 40,7%, baggase= 59,6%, brix = 14,30, pH=5,1 ;
Liquid sugar: the taste and aroma 60% score 5, color and viscosity 40% score 4;
yield=44,6%, blotong=11,7%, brix=67,70, pH=6,9 , glucose=31.075 ppm,
fructose=290.398 ppm, sucrose=302.455 ppm, (3) P3: sap=40%, baggase=59,5%,
brix=14,70, pH=5,1; sugar Liquid: 60% flavor and aroma score of 5, 58,8% color
and 40% viscosity score of 4; yield=46,5%, blotong=11,2%, brix=69,30, pH=6,9,
glucose=26.200 ppm, fructose=393.443 ppm, sucrose=413.504 ppm.
Penulis: Endang Noerhartati,
Tri Rahayuningsih
Kode Jurnal: jppertaniandd130487
