filtration

Cole-Parmer® PTFE Membrane

Choose the Right Filter: 5 Membrane Types

Used in research and quality testing, laboratory filtration products such as membranes purify or concentrate samples. Which one is right for your application? Here are five types along with application information: Glass prefilter: One-step prefiltration…


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How Pure is Your Water?

Depending on your water purification needs, you may use one of several processes to purify water: Adsorption: In this process, activated carbon bonds with chlorine and organic materials in feedwater to immobilize and remove these…