US EPA. SW-846 Test Method 1311: Toxicity Characteristic Leaching Procedure. The following document provides information on the Toxicity Characteristic Leaching Procedure (TCLP), which is designed to determine the mobility of both organic and inorganic analytes present in liquid, solid, and multiphasic wastes.
https://www.epa.gov/hw-sw846/sw-846-test-method-1311-toxicity-characteristic-leaching-procedure
If the pH is ≤ 5.0, use extraction fluid #1, otherwise use extraction fluid #2 for the nonvolatile TCLP extraction. Go to either the Nonvolatile TCLP extraction or the Volatile TCLP extraction. 1. Perform Preliminary evaluations on the sample.
http://www.genium.com/pdf/pos_tclp.pdf
If the pH is ≤ 5.0, use extraction fluid #1, otherwise use extraction fluid #2 for the nonvolatile TCLP extraction. Go to either the Nonvolatile TCLP extraction or the Volatile TCLP extraction. NONVOLATILE TCLP EXTRACTION. 1. Perform Preliminary evaluations on the sample.
http://www.genium.com/pdf/pos_tclp.pdf
because of the contaminants it absorbs. The TCLP analysis determines which of the contaminants identified by the United States Environmental Protection Agency (EPA) are present in the leachate and their concentrations. EHS Laboratories performs Lead TCLP Analysis as well as RCRA 8 TCLP Analysis.
http://www.leadlab.com/lab-services/tclp/
TCLP is one of the Federal EPA test methods that is used to characterize waste as either hazardous or non-hazardous for the purpose of disposal. TCLP is an acronym for Toxicity Characteristic Leaching Procedure.
http://www.leadlab.com/lab-services/tclp/
- SCOPE AND APPLICATION Section 1.2 indicates that If a total analysis of the waste demonstrates that individual analytes are not present in the waste, or that they are in such low concentrations that the appropriate regulatory levels could not possibly be exceeded, the TCLP need not be run..
http://gcisolutions.com/HWFN0593.htm
Answer: Section 1.2 of the TCLP does allow for a total constituent analysis in lieu of the TCLP extraction. If a waste is 100% solid, as defined by the TCLP method, then the results of the total constituent analysis may be divided by twenty to convert the total results into the maximum leachable concentration. This factor is derived from the 20:1 liquid-to-solid ratio employed in the TCLP.
https://archive.epa.gov/epawaste/hazard/web/html/faq_tclp.html
Question: What are the requirements for performing the method of standard addition when analyzing TCLP extracts for lead by Method 6010B? Answer: The criteria for the method of standard addition (MSA) are outlined in Sec. 8.4 of Method 1311.
https://archive.epa.gov/epawaste/hazard/web/html/faq_tclp.html
Percent solids. 1. Percent solids is defined as that fraction of a waste sample from which no liquid may be forced out by an applied pressure, as. described below. 2. If the waste will obviously yield no liquid when subject to pressure filtration (i.e. is 100% solids).
http://www.genium.com/pdf/pos_tclp.pdf
- The total analysis refers to Method 3050A. In performing this analysis, any individual metal found at levels less than or equal to 20 times the TCLP limits would not need TCLP analysis performed. This is particularly pertinent with a metal like Ag, since a special preparation may be necessary (Method 7760A).
http://gcisolutions.com/HWFN0593.htm
what is tclp analysis
The toxicity characteristic leaching procedure analysis is analysis which determines which of the contaminants identified by the United States environmental protection agency are present in the leachate and their concentrations. The Toxicity Characteristic Leaching Procedure analysis determines which of the contaminants identified by the United States Environmental Protection Agency are present in the leachate and their concentrations.