Where {TAIL ~ the materials} of {HEAD ~ the invention} are silicoaluminophosphates, they typically have a silica to alumina molar ratio from about 0.10 to about 0.60, preferably from about 0.15 to about 0.50 
Where { TAIL ~ the materials } of { HEAD ~ the invention } are silicoaluminophosphates , they typically have a silica to alumina molar ratio from about 0.10 to about 0.60 , preferably from about 0.15 to about 0.50
OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH