Engineered (bioretention) media amendments material properties and specifications.
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Property Water treatment residuals1 Spent lime Iron Expanded lime Expanded aluminum Taconite
Phosphorus leaching
Phosphorus retention
Handling concerns
Soil hydraulic properties
Soil physical properties
Plant effects
Availability
Specifications available
Cost
Research needs
Applications
Chemical and physical properties
Sustainability
Potential contaminants
Test methods
Effects of aging
Notes

1Exclusive of spent lime