| 摘要 |
The invention is directed to a process for obtaining white sugar from sugar cane by treating the crude sugar juice with acid activated bentonite selected from the group of smectites, whereby the acid activated bentonite mixture replaces the traditional environmental unfriendly sulfitation process, wherein the mineral bentonite together with aluminium and iron sulfates, phosphoric and sulfuric acid and acid salt solutions allows to obtain a high quality white sugar.
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