| http://www.w3.org/ns/prov#value | - A process for the removal of heavy metals from aqueous solutions thereof containing one or more of said heavy metals as well as competing ions including calcium and/or magnesium which comprises contacting said aqueous solution with a crystalline molecular sieve having the X-ray diffraction pattern of either ETS-10 or ETAS-10, until such heavy metals are substantially removed from said aqueous solu
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