Toxicity characteristic leaching procedure
（重定向自TCLP）
![D-Listed](/Images/godic/202502/15/page1-220px-D-Codes.pdf4612.jpg")
Toxicity characteristic leaching procedure (TCLP) is a soil sample extraction method for chemical analysis employed as an analytical method to simulate leaching through a landfill. The testing methodology is used to determine if a waste is characteristically hazardous (D-List). The extract is analyzed for substances appropriate to the protocol.