. 2023 Jun 20;13(27):18568–18604. doi: 10.1039/d3ra01370g

Performance comparison of various desalination membranes as per the literature.

Desalination membrane	Rejected ion(s)	Ion rejection (%)	Water permeability (L cm⁻² d⁻¹ MPa⁻¹)	Operating pressure (MPa)	Ref.
α-GY	Na⁺, Cl⁻, Mg²⁺, K⁺, and Ca²⁺	100	8.1	0–250	24
β-GY	Na⁺, Cl⁻, Mg²⁺, K⁺, and Ca²⁺	100	5.5	0–250	24
γ-GY	Na⁺ and Cl⁻	100	8953 L m⁻² h⁻¹ bar⁻¹	50	174
GDY	Na⁺	100	—	10–30	136
GDY	Hg²⁺ and Cu²⁺	100	6.19	5–500	171
GDY	NO⁻₃	100	6.19	—	2
GY-3	Na⁺, Cl⁻, Mg²⁺, K⁺, and Ca²⁺	100	11.7	0–250	24
GY-4	Na⁺, Cl⁻, Mg²⁺, K⁺, and Ca²⁺	100	13–14.3	0–250	24,179
RO membrane	Na⁺, Cl⁻, Mg²⁺, K⁺, and Ca²⁺	99	∼0.05	0–250	24
GY-4	Na⁺ and Cl⁻	100	13	100	180
Gra	Na⁺ and Cl⁻	33–100	6	100	180
H–SiCNS	NO⁻₃	84	472.6 mm ns⁻¹	50	181
F–SiCNS	NO⁻₃	90	332.5 mm ns⁻¹	50	181
Polyacrylonitrile (PAN)	NO⁻₃	88	27.0 L m⁻² h⁻¹	0.4	182
Polyamide (NF270)	NO⁻₃ and Cl⁻	60	1.5 and 4.5 L m⁻² h⁻¹ bar⁻¹	50	183