March 2000

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HP Water Management: When should you use activated carbon in water pretreatment systems?

Carbon is a very common filter media in both water and process systems. Water pretreatment processes use activated carbon – aka steam-activated carbon – for very specific purposes. Typical a..

Huchler, L. A., MarTech Systems, Inc.

Carbon is a very common filter media in both water and process systems. Water pretreatment processes use activated carbon – aka steam-activated carbon – for very specific purposes. Typical applications include removing chlorine, chloramines and naturally occurring organic contaminants upstream of reverse osmosis and demineralizer units. Is activated carbon different from ordinary carbon? Activated carbon has a random structure with a high surface area consisting of visible to molecular-sized cracks and crevices. For water treatment applications, the preferred carbon source is either bituminous or coconut shells – materials that provide proper pore structure and hardness. Th

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