 |
Heat stability of konjac | ||
HEAT STABILITY OF KONJAC
TABLE 02
|
Product |
pH |
|
Heating time (hr.) | |||
|
0 |
0.5 |
1 |
2 | |||
|
3APF-120 |
pH5.4 |
cps |
11000 |
10100 |
9000 |
6900 |
|
pH4.5 |
11000 |
7200 |
5700 |
5600 | ||
|
3ASF-120 |
pH5.4 |
9900 |
9700 |
8900 |
6800 | |
|
pH4.5 |
9900 |
9500 |
6700 |
5500 | ||
|
3AHC-120 |
pH5.4 |
6500 |
5500 |
4700 |
3800 | |
|
pH4.5 |
6500 |
5400 |
4200 |
3000 | ||
|
A-120 |
pH5.4 |
5200 |
4800 |
4000 |
3000 | |
|
pH4.5 |
5200 |
4000 |
3100 |
2200 | ||
NB: 1% concentration. NDJ-1 viscometer, spindle #4, 30 rpm.
OBSERVATION:
The viscosity of all grades fall when heated and a greater fall in viscosity
is observed in a relatively lower pH.
