TCLP Heavy Metals (RCRA-8)
Designed to determine the appropriate hazardous classification of waste by establishing the degree of concentration of certain regulated compounds.
| Heavy Metal | US EPA Allowable Limits |
| Arsenic | 5.0 ppm (mg/L) |
| Barium | 100.0 ppm (mg/L) |
| Cadmium | 1.0 ppm (mg/L) |
| Chromium | 5.0 ppm (mg/L) |
| Lead | 5.0 ppm (mg/L) |
| Mercury | 0.2 ppm (mg/L) |
| Selenium | 1.0 ppm (mg/L) |
| Silver | 5.0 ppm (mg/L) |