RoClean™ P303, Calcium Carbonate Scale Removal - Avista™
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RoClean P303

RoClean P303 is a multicomponent low pH buffered powder cleaner formulated to remove severe calcium carbonate scaling and moderate metal fouling and metal-organic complexes. Where powder is preferred, RoClean P303 is successfully applied to systems operating on seawater, brackish water, or wastewater. RoClean P303 is NSF approved.

Performance Benefits

  • A specialized blend of proprietary buffers, surfactants, and chelants.
  • Highly buffered to resist pH changes during the cleaning process.
  • Maintains optimum pH over a wide temperature range.
  • Compatible with polyamide membranes from all membrane manufacturers.
  • Suitable for use with other Avista cleaners.


Product packaging and labels may vary. These images represent packaging and labels for products manufactured and fulfilled by Avista Technologies Inc. in the United States.

Product Data Sheet
Download Product Information Sheet – RoClean P303
Safety Data Sheet

If you would like to request a Membrane Cleaner Material Safety Data Sheet, please email Avista Compliance and Regulatory at, call your regional distributor, or click to submit your request.