What Is a TCLP Test?

Toxicity Characteristic Leaching Procedure, also known as TCLP testing, is used to ensure the safety of the environment when depositing potentially hazardous materials.

As you can imagine, TCLP testing becomes extremely crucial when businesses, corporations, manufacturers and others are disposing of wastes into the environment. This testing procedure verifies whether or not specific measures need to be taken if handling certain substances.

In this blog post, we breakdown the basics of TCLP testing, how to know if a material is environmentally hazardous and the benefits of testing. 

TCLP Testing: A Breakdown

Simply put, TCLP simulates what happens to a waste product during leaching. It’s an extraction method used for the chemical analysis of a substance.

Leaching occurs when rainwater is filtered through wastes that are deposited in a landfill. When the rainwater liquid meets the buried wastes, it draws out leachates (chemicals and/or other constituents of those wastes).

Analyzing the leachates will determine which EPA-identified contaminants are found in the leachate and their concentrations. This determines the overall toxicity and harmfulness to the environment.

TCLP testing ultimately proves if a waste is hazardous to the health of people and the environment, and if it requires alternative disposal methods for the waste materials. 

The Process

Typically, TCLP tests follow a similar process in analyzing waste.

  1. The first step is preparing a sample to undergo leaching.
  2. Once the leachate is extracted in the leaching process, it is prepared for further analysis.
  3. During this analysis, the waste is compared to the EPA-identified contaminants.
  4. Once the level of toxicity is determined, the next step is to implement waste management methods that properly dispose of wastes in order to avoid health risks and environmental harm. 

Why TCLP Test?

TCLP tests are one of the more accurate testing processes when it comes to determining the presence of hazardous elements found in industrial waste.

TCLP utilizes testing protocols published by the EPA and remains a credible testing method for environmental safety concerns.

Because TCLP uses the percolation of liquid through waste material found in a landfill, it accurately reflects the risks that may be posed. It classifies materials for other disposal options, minimizing the risks.

How Can I TCLP Test?

If waste is suspected to be hazardous, it is environmentally crucial to contact a TCLP testing laboratory. It is best if the testing is handled by professionals to ensure accurate test results that prove a material’s level of danger to the environment. For any waste-producing companies, professional lab testing is the way to go. 

EHS performs Lead TCLP analyses and RCRA 8 TCLP analyses to keep the health of the environment protected. We are dedicated to providing quick and accurate TCLP test results with seamless testing facilities, equipped with state of the art equipment. Get in touch!