Laboratories demand a high level of precision in filtration. This need arises from the necessity for stable and reproducible test results. Additionally, laboratory samples are often sensitive to contaminants. Hence, maintaining a highly sealed environment is essential to prevent contamination and preserve the quality of results.
Our bag filter cartridges are engineered to excel in laboratory applications. Featuring a pleated filter membrane, our cartridges offer a large filtration area, making them suitable for filtering larger volumes of solutions.
Crafted from polypropylene material, our bag filter cartridges are free from adhesives and other chemicals that might interfere with experimental outcomes. This design not only ensures smooth testing procedures but also reduces overall filtration costs and enhances the efficiency of experiments. Moreover, our filter cartridges are designed to avoid sample contamination, making them an ideal choice for maintaining the integrity of laboratory environments.
Introducing our innovative dual-layer PES membrane filter cartridge, setting a new benchmark in sterilizing filtration. Crafted with a unique dual-layer hydrophilic polyethersulfone (PES) membrane, this cartridge delivers superior filtration performance and robust bacteria interception capabilities.
Our PTFE membrane filter cartridges feature a corrosion-resistant PVDF structure. The full-fluoropolymer filter layer is composed of polytetrafluoroethylene (PTFE)/hydrophilic PTFE membrane, while the housing, center rod, and end caps are meticulously crafted from PVDF material. This structure ensures superior resistance to chemical corrosion, enabling the efficient and extended filtration of highly corrosive chemicals like acids, alkalis, and organic solvents.
Elevate your filtration solutions with our PTFE membrane filter cartridges featuring a corrosion-resistant PFA structure. The full-fluorine filter layer is crafted from polytetrafluoroethylene (PTFE), while the housing, center rod, and end caps are composed of PFA material. This structure ensures superior performance in chemical filtration, suitable for highly corrosive acids, alkalis, and organic solvents.




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Shanghai Pullner Filtration Technology Co., Ltd., based in the Songjiang district of Shanghai, is a leading enterprise dedicated to offering cutting-edge filtration solutions in China. We specialize in the development of filtration technology, technical consultation, as well as the research, development, production, and sale of filtration equipment, filters, and filter cartridges.
With a 10,000 square meter cleanroom and over 20 production lines, we strictly adhere to international standards to ensure product quality. Our team of highly skilled researchers and developers ensure that we swiftly deliver top-quality products and filtration solutions to our customers.