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Gypsum from Flue Gas Desulfurization

Thread starter krolley
Start date Jan 21, 2012

Status: Not open for further replies.

Jan 21, 2012

krolley

Chemical

Hi all,

A quick one. The gypsum that I get from my Flue Gas Desulfurization process is one at a low pH,2. This gypsum is a synthetic gypsum with main components being CaSO4. Does the low pH indicates free water presence, can the the SO4 leach out and become free acid?

Thanks