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