sapo-34 molecular sieve
Chemical formula: [Ca2+6 (H2O)40] [Al12Si24 O72]-CHA
Channels: SAPO-34 is a zeolite with a chabazite class structure. Si-Al-phosphate is its skeleton’s primarycomponent. This zeolite contains six-membered ring and eight-membered ring pairs as well as afour-membered elliptical cross-CHA cage and a three-dimensional pore structured ring.