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<title><![CDATA[EC21 Product Catalogs - contaminant]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/contaminant--2053/1/contaminant.html]]></link><item>
<title><![CDATA[High Purity Stainless Steel 1/8&apos;&apos; 1/4&apos;&apos; OD VCR Diaphragm Valves]]></title><link><![CDATA[https://baoyi123456.en.ec21.com/High-Purity-Stainless-Steel-1--12049041_12049043.html]]></link><description><![CDATA[contamination- Wetted Surface Electropolished, Roughness Ra finished to an average of Ra5 μin.(0.13 μm)- Helium leak tested, maximum leak rate of 1x10-9 std cm3 /s - Low-pressure and high-pressure ]]></description><pubDate><![CDATA[20250314]]></pubDate></item>
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<title><![CDATA[800PSI 4 Inch SS Natural Gas Y Strainer Thread End NPT]]></title><link><![CDATA[https://sscastings.en.ec21.com/800PSI-4-Inch-SS-Natural--11211917_12048479.html]]></link><description><![CDATA[contaminated air be cleaned to the state needed for production and life, that is, it makes the air reach a certain degree of cleanliness, which also makes the expensive pipeline equipment free from p]]></description><pubDate><![CDATA[20250312]]></pubDate></item>
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<title><![CDATA[China DN25 Butterfly Valve for Sale]]></title><link><![CDATA[https://wtstwtvalve.en.ec21.com/China-DN25-Butterfly-Valve-for--11759535_12031186.html]]></link><description><![CDATA[contaminants.
Applications 
Ideal for residential plumbing, small-scale HVAC systems, and low-pressure industrial setups, the DN25 butterfly valve
provides reliable flow control in confined spaces.
P]]></description><pubDate><![CDATA[20250305]]></pubDate></item>
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<title><![CDATA[Aomite  Adjustable 1.5 Inch, 0.3 To 2 Bar Pressure Relief Valve]]></title><link><![CDATA[https://wzaomitevalve.en.ec21.com/Aomite-Adjustable-1.5-Inch--12046670_12046671.html]]></link><description><![CDATA[contamination during pressure adjustments.
Bottling Plants:
Control pressure in filling lines to avoid overflows or bottle bursts.
2. Pharmaceutical IndustrySterile Production Lines:
Ensure pressure ]]></description><pubDate><![CDATA[20250304]]></pubDate></item>
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<title><![CDATA[NBR,EPDM,PTFE Diaphragm Control Valve, 1/2-14 in, CL 200 LB]]></title><link><![CDATA[https://controlvalves.en.ec21.com/NBR-EPDM-PTFE-Diaphragm-Control--11947689_11958043.html]]></link><description><![CDATA[contamination. Available in sizes ranging from 1/2 Inch to 14 Inch (DN15-DN350) with a CLASS 200 LB rating, they come in metals, solid plastics, rubber, and glass linings, catering to a wide range of]]></description><pubDate><![CDATA[20250106]]></pubDate></item>
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<title><![CDATA[Good Sealing Special Design Long Lifetime Handwheel Worm Gear Electric Patent Dbb Plug Valves]]></title><link><![CDATA[https://coscolyg.en.ec21.com/Good-Sealing-Special-Design-Long--12014817_12014837.html]]></link><description><![CDATA[longer life
3. On pipeline maintenance
4. Internal leakage detection
5. Double leakage-proof design
6. Middle cavity relief
7. Contamination drain
8. Fire-proof, anti-static, sulphate resistant
]]></description><pubDate><![CDATA[20241008]]></pubDate></item>
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<title><![CDATA[Steam Bellow Conductive Heat Transfer Valve]]></title><link><![CDATA[https://utmostvalves.en.ec21.com/Steam-Bellow-Conductive-Heat-Transfer--11940076_11940564.html]]></link><description><![CDATA[contamination, these valves require less frequent maintenance and repairs. This reliability can significantly reduce the total cost of ownership.
- High System Efficiency: By maintaining a tight seal]]></description><pubDate><![CDATA[20240521]]></pubDate></item>
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<title><![CDATA[Water-Lubricated Oil-Free Screw Air Compressor]]></title><link><![CDATA[https://als123.en.ec21.com/Water-Lubricated-Oil-Free-Screw--11872104_11916221.html]]></link><description><![CDATA[contaminants into the compressed air. In contrast, the electric oil free rotary screw air compressor
eliminates the risk of oil contamination entirely, ensuring that the compressed air remains free o]]></description><pubDate><![CDATA[20240326]]></pubDate></item>
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<title><![CDATA[Clear PVC Flange Guards with Drain]]></title><link><![CDATA[https://leakcover.en.ec21.com/Clear-PVC-Flange-Guards-with--11620280_11910165.html]]></link><description><![CDATA[contamination and environmental damage.
Enhanced Safety: By preventing drips and leaks, these guards protect workers from exposure to hazardous chemicals, reducing health risks and improving workplac]]></description><pubDate><![CDATA[20240309]]></pubDate></item>
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<title><![CDATA[Multi Way Diaphragm Valve Group for COD Analyzer]]></title><link><![CDATA[https://jurayelec.en.ec21.com/Multi-Way-Diaphragm-Valve-Group--11050463_11050578.html]]></link><description><![CDATA[cross-contamination, good heat dissipation. Application: 
Mainly used in water quality on-line monitoring and analysis instruments such as corrosion resistance, reagent distribution is required.]]></description><pubDate><![CDATA[20200106]]></pubDate></item>
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<title><![CDATA[Pressure Release M12 Vent Waterproof Breathable Automotive Air Vent Valve]]></title><link><![CDATA[https://baoxin123.en.ec21.com/Pressure-Release-M12-Vent-Waterproof--10985016_10986978.html]]></link><description><![CDATA[contaminants;2.When the housing thickness is ＞3mm, it is suggested punching M12*1.5mm,threaded hole and use silicone O-ring to seal the entrance; When the housing thickness is ≤3mm, it is suggest]]></description><pubDate><![CDATA[20190727]]></pubDate></item>
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<title><![CDATA[Haxagon Aluminum Air Dust Cover Tyre Screw Cap Universal Schrader Valve Cap with OEM Logo]]></title><link><![CDATA[https://cntirevalves.en.ec21.com/Haxagon-Aluminum-Air-Dust-Cover--11802526_11802529.html]]></link><description><![CDATA[contaminants from entering the valve stem, which can affect tire pressure and overall performance.Schrader Valve Cap: These caps are compatible with Schrader valves, which are commonly used in cars, ]]></description><pubDate><![CDATA[20230606]]></pubDate></item>
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<title><![CDATA[Ball Screw Gate Valve]]></title><link><![CDATA[https://apimeivalve66.en.ec21.com/Ball-Screw-Gate-Valve--11754519_11841147.html]]></link><description><![CDATA[contaminants from entering the body chamber and sealing area;
5. Stem seal design covers all pressure classes, temperature ranges, and all fluid conditions encountered in wellhead and manifold enviro]]></description><pubDate><![CDATA[20230904]]></pubDate></item>
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<title><![CDATA[Multi-port  Diaphragm Valve]]></title><link><![CDATA[https://anshavalve2023.en.ec21.com/Multi-port-Diaphragm-Valve--11802988_11803069.html]]></link><description><![CDATA[installation space, minimize the pressure drop by combine several valves into one valve unit. The special design can achieve controll different medium flow in one valve without cross contamination.]]></description><pubDate><![CDATA[20230904]]></pubDate></item>
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<title><![CDATA[Pinch Valves]]></title><link><![CDATA[https://keyto.en.ec21.com/Pinch-Valves--11703672_11703673.html]]></link><description><![CDATA[contamination, tube size recommend: 1.5mm*3mm/1.6mm*3.2mm.
Pinch Valve 1224
Single Channel Pinch Valve, the medium only resists in the tube and little cross contamination, tube size recommend: 2mm*4m]]></description><pubDate><![CDATA[20230106]]></pubDate></item>
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<title><![CDATA[420 L/Min High Quality Sectional Valve Hydraulic Directional Ontrol Valve with Pilot Control]]></title><link><![CDATA[https://archerho.en.ec21.com/420-L-Min-High-Quality--11623431_11659086.html]]></link><description><![CDATA[contamination
Maximum admissible
degree of contamination: class 9 NAS1638
Weight kg
3-fold mono block: 64
Single fold directional
valve block: 19.5
Front and back cover:
3.7
Double pumps confluence
v]]></description><pubDate><![CDATA[20221019]]></pubDate></item>
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<title><![CDATA[Stainless Steel Hose Union Bibcock Bib Tap Outside Taps]]></title><link><![CDATA[https://bibcockvalve.en.ec21.com/Stainless-Steel-Hose-Union-Bibcock--11866754_11866755.html]]></link><description><![CDATA[to prevent water contamination or freezing in colder climates.
When using an outside tap, it&apos;s crucial to ensure that it is properly turned off after each use to prevent leaks and conserve water.
]]></description><pubDate><![CDATA[20231115]]></pubDate></item>
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<title><![CDATA[Rotary Seals for Mining Industry]]></title><link><![CDATA[https://fuyote1.en.ec21.com/Rotary-Seals-for-Mining-Industry--11883239_11883244.html]]></link><description><![CDATA[contaminants like dust, water, and debris. Metal face seals for haul trucks ensure the longevity and reliability of wheel hub assemblies, which are essential for the safe operation of mining trucks.F]]></description><pubDate><![CDATA[20240103]]></pubDate></item>
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<title><![CDATA[Bronze Ball Valve]]></title><link><![CDATA[https://carbovalve.en.ec21.com/Bronze-Ball-Valve--11603083_11603099.html]]></link><description><![CDATA[contaminated by dust. New parts of the 
flanged bronze ball valve also need to be cleaned before assembly.
Use grease for lubrication. Grease should be compatible with ball valve metal materials, rub]]></description><pubDate><![CDATA[20220715]]></pubDate></item>
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<title><![CDATA[24VDC 3way Pinch Valve 02T]]></title><link><![CDATA[https://oriwen01.en.ec21.com/24VDC-3way-Pinch-Valve-02T--10199941_10186001.html]]></link><description><![CDATA[contamination. (Model: 24VDC 3way pinch valve)
Application 
Oriwen solenoid pinch valves are widely used in the areas of medical devices, clinical diagnostics, analytical chemistry, water quality, fo]]></description><pubDate><![CDATA[20170112]]></pubDate></item>
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<title><![CDATA[2-way Motorized Ball Valve with Manual Override]]></title><link><![CDATA[https://smartvalves.en.ec21.com/2-way-Motorized-Ball-Valve--4743207_6629150.html]]></link><description><![CDATA[contaminated water,viscous fluids,gravity feed application,rain water switch over units ,some corrosive fluides or low power/solar/battery operate circuits.Such as:
&amp;sup2; Different Water control sys]]></description><pubDate><![CDATA[20120502]]></pubDate></item>
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<title><![CDATA[Plastic Flange Cover]]></title><link><![CDATA[https://pipeendcaps.en.ec21.com/Plastic-Flange-Cover--5016906_11814185.html]]></link><description><![CDATA[Flange covers are protective covers that are used to protect flanges from damage or contamination during transportation, storage, or installation. They are designed to fit over the flanges and can be]]></description><pubDate><![CDATA[20230702]]></pubDate></item>
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<title><![CDATA[Turn Bayonet Burst Battery Pack Vent Plug]]></title><link><![CDATA[https://milvent.en.ec21.com/Turn-Bayonet-Burst-Battery-Pack--8670112_11859929.html]]></link><description><![CDATA[contaminants. The result is improved product performance, increased durability, higher reliability, and peace of mind for manufacturers and users alike. By partnering with MILVENT, you can rest assur]]></description><pubDate><![CDATA[20231029]]></pubDate></item>

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