Zeolite USY Type Products Posted on June 14, 2017June 14, 2017 by qworld Relative crystallinity:75 Nominal Cation Form: Sodium Na2O Weight %: 1.5 Surface Area, m2/g: 630 USY Molecular Sieve Products D50 Nominal Cation Form Na2O Weight % Surface Area, m2/g USY-0 5um Sodium 1.5 630