NaY molecular sieve,a kind of alkali silicon aluminate,is the Y type crystal Na molecular sieve.It can adsorp molecules whose critical diameters are no greater than 10?. It is used for catalytic cracking catalyst  preparation, drying dehydration, hydrogen desulfurization, the catalyst support,the purification of gases of oil refining and chemical industry, metallurgy, electronics and nuclear-related industries.

Formula:mNa₂O?Al₂O₃?nSiO₂?xH₂O

Technical parameter:
Crystallinity: ≥ 90%
Si-Al (SiO₂/Al₂0₃ ): ≥ 5.0

Appearance: white powder