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ZapZorb® Meets Biodegradability Standard for Landfills

Meet U.S. RCRA landfill requirements with confidence.

ZapZorb® is a high-performance superabsorbent polymer (SAP) independently tested and certified as not readily biodegradable, making it compliant for hazardous and non-hazardous waste solidification under U.S. EPA regulations.
 
Our white paper and associated test results tell the story!


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View the Biodegradability Test Results
  • OECD 301B Tests of 4 ZapZorb® products
  • Along with other common solidifiers Wood Flour, Power Pellets, LiquisapG

Solidifying Liquid Waste with Superabsorbent Polymers

ZapZorb is engineered to address one of the most critical challenges in waste management: the permanent elimination of free liquids prior to landfill disposal. By meeting the EPA mandate for non-biodegradable sorbents, ZapZorb provides a stable, compliant solution that prevents re-release of hazardous liquids over time.

Non-Biodegradable & Compliant

Independently tested using OECD 301B methodology and certified as not readily biodegradable, meeting RCRA landfill requirements.

Ensures Long-Term Stability

Unlike biodegradable sorbents, ZapZorb does not decompose, maintaining structural integrity of solidified waste over time.

Reliable Across Applications

Suitable for hazardous and non-hazardous waste streams where regulatory certainty and landfill acceptance are critical.

Meets EPA Liquid Elimination Standards

Supports compliance with the Paint Filter Liquids Test (EPA Method 9095B) by permanently binding free liquids.

Get the Test Results

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Coal combustion products, or residuals, are terms used interchangeably with fly ash and coal ash clean up. Coal Combustion Residuals are also abbreviated as CCR, such as CCR EPA rules. Zappa Stewart is a wholly owned brand of Chase Corporation. To learn more, visit www.chasecorp.com