
- Single core sanitary liquid filter HY1 Series
- Single core stainless steel liquid filter, made of SUS316L stainless steel. One filter cartridge is used as the filter cartridge, and the design meets the requirements of sanitation and GMP. Mechanical polishing, no sanitary dead corners, small flow resistance, acid and alkali resistance, corrosion resistance, convenient cleaning and disinfection, etc. It is suitable for the filtration of small flow in the pharmaceutical and food industries.
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- Large flow filter housing HJM series
- HJM series stainless steel filter housings are made of SUS316L or SUS304 stainless steel. Using single or multiple filter cartridges as filter elements, it has the advantages of high filtration precision, fast filtration speed, no leakage, acid and alkali resistance, corrosion resistance, and easy cleaning. In order to prevent the suspended particles that were not completely removed or newly generated during the pretreatment from entering the reverse osmosis system and protect the high-pressure pump and reverse osmosis membrane, it is usually used in some occasions with large flow rates, especially in the field of water treatment.
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- EW-F48 Series Automated Filter Integrity Tester
- The EW-F48 automated filter integrity tester is a microcomputerized, intelligent, and high-sensitivity precision analysis instrument independently developed by Hangzhou Eternalwater Filtration Equipment Co., Ltd. It is specially used to test the integrity of filter cartridges or membranes in filtration systems. The instrument enables a variety of standard functions, including forward flow test, bubble point test, water intrusion test, combined test of forward flow and bubble point , etc. At the same time of testing, the instrument can automatically perform self-test, automatically control the stabilization time and test time, store and print the current test results, etc.; historical data is displayed graphically to reflect changes in test time and gas flow rate more intuitively.
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- Sterilizing grade capsule filter 2 inch / 4 inch KMH Series
- Eternalwater KMH series--of capsule filter products cover a variety of specifications and materials and can be applied to bioprocess filtration steps. They meet the requirements of applications from small-scale experiments to large-scale production, with superior filtration performance and reliable sterilization protection.
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- Hydrophilic PTFE sterilization grade filter cartridge
- Eternalwater ELT Series--Sterilizing filter cartridges adopt hydrophilic polytetrafluoroethylene
(PTFE)membrane. Filter cartridge does not require pre-wetting passes Pseudomonas diminuta
(ATCC ® 19146) retention test. It can be used for sterilization and filtration of medicinal liquids
Hydrophilic PTFE sterilization grade filter cartridge ELT Series
containing organic solvents in the pharmaceutical industry
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- KBLV0225TG Sterilizing grade capsule filter 5inch KB Series
- Eternalwater KB series--KBLV0225TG Sterilizing grade capsule filter 5inch KB Series, which can be applied in biological process steps. Satisfying the application from small experiment to large-scale production, it has excellent filtration performance and reliable sterilization guarantee.
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- Small size diameter 56mm filter cartridge
- Eternalwater E56X series--filter cartridges have characteristics of compact structure, small volume, and less loss of filter
media.Designed for small-volume gas and liquid filtration, widely used in laboratory small-volume filtration.
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- Liquid filter bag ELD series
- ELD series liquid filter bags are made of high-quality polypropylene, polyester, nylon, etc. as filter materials and are produced according to specific working conditions and application requirements. The surface can be singed, calendered or coated to effectively prevent fibers from falling off and contaminating the filtrate . The fluffy and uniform three-dimensional filter layer has extremely high capturing power for solid and
colloidal particles. The high-strength long fibers make the filter bag have stable filtration efficiency and longer service life. It has the characteristics of high interception rate, strong dirt holding capacity, large flow rate and high pressure resistance. Widely used in liquid impurity removal and filtration in various industries.
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- Syringe filter
- Eternalwater KZ series--syringe filters are suitable for prefiltration of small amount of samples in the laboratory, clarification and removal of particles, and sterilizing filtration of liquids and gases. Low adsorption to samples ensures maximum sample recovery. The housing is made of polypropylene (PP), which has excellent chemical stability. A variety of filter membranes and specifications are available.
- KZ Series.pdf INQUIRY NOW

- Sterilizing grade capsule filter 2 inch / 4 inch KMT Series
- Eternalwater KMT series--of capsule filter products cover a variety of specifications and materials and can be applied to bioprocess filtration steps. They meet the requirements of applications from small-scale experiments to large-scale production, with superior filtration performance and reliable sterilization protection.
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- Seven-core capsule filter Used for high flow rate EAH Series
- EAH Series seven-core capsule filter adopts an integrated design. On the basis of meeting the gradient winding structure of the polypropylene filter material, the filter area is increased by increasing the number of winding filter elements, effectively improving the filtration efficiency, thereby achieving the effect of long service life.
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- External pressure melt-blown (PP cotton) filter cartridge ERP Series
- ERP series melt-blown filter cartridges are made of hot-melt entangled pure polypropylene microfibers without using any chemical adhesives. The fibers are randomly bonded in space
to form a three-dimensional microporous structure, which integrates surface, depth and fine filtration. The deep filtration structure with gradient pores that are sparse on the outside and dense on the inside has strong dirt-holding capacity. According to different production processes, it can be divided into six appearances: smooth/needle- punched/ rough type/orange peel/fine lines/grooved . It can be selected according to actual usage. Mainly It is used in particle interception, clarification filtration, and security filtration. It has good permeability and is a relatively economical pre-filtration filter cartridge.
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- Outside pressure large flow filter cartridge EKD Series
- EKD series high-flow filter cartridge adopts large diameter (6 " ) structure, folded and welded. It has a high-strength polypropylene support frame inside, and the liquid flow direction is from the outside to the inside. The external support is an integral polypropylene frame and Polyester filter. Two kinds of structures.Special structure makes it have a larger filtration area .
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- Depth Stacked Filter HE-16 Series
- Eternalwater depth stacked filter is mainly used in the clarification step of pharmaceutical processes. It’s paired with stainless steel filter housing for filtration and is available in multiple sizes to meet diverse customer needs. The depth stacked filter offers multiple filter plate combinations. Each filter plate is composed of cellulose, filter aids, and positively charged resins, delivering exceptional dirt-holding capacity. The depth stacked filter is suitable for cell culture clarification and features a multi-stage retention mechanism that effectively captures intact cells and cell debris while reducing turbidity. Additionally, it can effectively adsorb impurities including DNA, HCP (host cell proteins), and endotoxins, thereby substantially reducing the purification burden in downstream processes.
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- Sterilizing grade capsule filter 0.5inch / 1inch KC Series
- Eternalwater KC series--of capsule filter products cover a variety of specifications and materials
and can be applied to bioprocess filtration steps. They meet the requirements of applications from small-scale experiments to large-scale production, with superior filtration performance and reliable sterilization protection.
- KC Series.pdf INQUIRY NOW

- Ultra-high dirt holding capacity multi-layer gradient pleated filter cartridge (PP)
- Eternalwater EDP Series--adopts multi-layer ultra-fine polypropylene fiber membrane structure, and the polypropylene fiber membrane has characteristic of gradient pore size. Particles can be intercepted step by step to achieve deep filtration. At the same time, the dirt holding capacity is greatly improved, which is suitable for the filtration of high suspended particles, colloidal substances, and high viscosity liquids.
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- Gas sterilization grade PTFE filter cartridge
- Eternalwater EKT Series--Gas sterilizing filter cartridges adopt hydrophobic (PTFE ) membrane,
which has superior performance of high flow rate, low pressure drop, high temperature resistance
and high retention rate.Mainly used in gas sterilization and filtration of biological fermentation,
pharmaceutical industry
- EKT Series.pdf INQUIRY NOW
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