Introduction: The LNF spiral-wound NF series utilizes polyamide as its primary membrane material, exhibiting MWCO ranging from 200 to 300 Da. The membrane demonstrates remarkable separation efficiency when treating high magnesium lithium ratio brines, surpassing theperformance of imported products. At present, it is undergoing pilot testing aspart of a salt lake project in Qinghai.

Characteristic: High magnesiumlithium selectivity, high water production and anti-fouling.

Applications: The membrane is suitable for lithium extraction from high magnesium lithium ratio brines, purification of high-salinity water, material separation in water, and reduction of COD, etc.

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Introduction: The MNF spiral-wound NF series incorporates advanced support layer and selection layer collaborative regulation technology, along with a high-flux design. The membrane primarily employs polyamide as the main membrane material, with MWCO of 200 Da. Recovery of single module is approximately 15%. It is capable of effectively eliminating various impurities from water, including organic matter, microorganisms, viruses, turbidity, chromaticity, and heavy metals. The applications of the membrane extend to the separation of monovalent and divalent salts, as well as water softening.

Characteristic: Operation at low pressure, High water production and High separation efficiency for monovalent/divalent salts.

Applications: The membrane has the ability to selectively remove multivalent salts while retaining monovalent salts, and can be applied in household water treatment, municipal water treatment, etc.

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Introduction: MNF-Acid spiral-wound NF series is developed with advanced membrane material and structural design, resulting in the MWCO of approximately 180 Da. The membrane can realize effective material separation even in harsh acid environments (10 wt% H2SO4, 10 wt%HCl, 5 wt% HNO3, 10 wt% H3PO4), and be used for waste water treatment and resource reuse in metallurgy, titanium dioxide, rare earthextraction and other industries.

Characteristics: High rejection and long service life in extreme acidic environments.

Applications: Separation and concentration of materials in acidic solutions; Recovery and purification of acids.

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Introduction: The SNF spiral-wound NF series synergistics molecular encapsulation andinterface polymerization technologies to precisely control the polymerization time and rate, resulting in a consistently dense surface layer with a narrow distribution of pore sizes. This membrane achieves high retention of monovalentions while maintaining MWCO below 100 Da. Moreover, it offers substantial cost advantages compared to RO membranes. The SNF spiral-wound NF series excels in applications such as high-purity water preparation, recycled water reuse, and standard upgrading.

Characteristic: Dense and low MWCO.

Applications: The membrane is suitable for laboratory pure water systems, high-purity water preparation in electronic chemical industries, recycled water reuse, and standard upgrades ,etc.

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