Perito
Apr 3, 2009, 07:32 AM
I've never heard of aleum. Is it "alum" that you're looking for?
KAl(SO_4)_2.12H_2O
Of course, there's no carbon in that. I googled "aleum" and there's a flower with that in its name. http://catalogue.nla.gov.au/Record/2845280