Zeolites

Typical oxide formula

Zeolites A

Na₂O. Al₂O₃. 2SiO₂. 4-5H₂O

Zeolites N-A

(Na, TMA)₂ O. Al₂O₃. 4-8SiO₂. 7H₂O; TMA – (CH₃)4N⁺

Zeolites H

K₂O. Al₂O₃. 2SiO₂. 4H₂O

Zeolites L

(K₂Na₂)O. Al₂O₃. 6SiO₂. 5H₂O

Zeolites X

Na₂O. Al₂O₃. 2-5SiO₂. 6H₂O

Zeolites Y

Na₂O.Al₂O₃. 4-8SiO₂. 8-9H₂O

Zeolites P

Na₂O. Al₂O₃. 2-5SiO₂. 5H₂O

Zeolites O

(Na₂, K₂, TMA₂)O. Al₂O₃. 7SiO₂. 3-5H₂O;TMA – (CH₃)4N⁺

Zeolites Ω

(Na, TMA)₂ O. Al₂O₃. 7SiO₂. 5H₂O; TMA – (CH₃)4N⁺

Zeolites ZK-4

0.85 Na₂O. 0.15(TMA)₂ O. Al₂O₃. 3SiO₂. 6H₂O

Zeolites ZK-5

(R,Na₂)O. Al₂O₃. 4-6 SiO₂. 6H₂O