Ash is a general term that refers to the inorganic compounds present in a sugar solution.
|
Concentration |
Problems |
CATIONS |
||
Na | Melassigenic | |
K | Melassigenic | |
Ca | Scale formation | |
White sugar turbidity |
||
Form complexes with sugars and colourants | ||
Fe | React with phenols forming very dark compounds | |
Cu | ||
Mn | ||
Al | ||
Si | Deacreases filtrability | |
Flock formation | ||
ANIONS | ||
Sulphates | > 400 ppm on liquor (cane) | Pan scaling |
Decreases decolourization efficiency of char and resins | ||
Phosphates |
Bibliography
Roge B., A. Bensouissi, M. Mathlouthi, 2007, Effects of calcium on white sugar turbidity, Zuckerindustrie, 132
n.3,170-174
E0067