This guidance document addresses how changes in human toxicity factors will be handled, establishes a schedule for updating the human toxicity factors table, and describes the procedure for requesting toxicity factors and chemical/physical parameters for chemicals of concern (COC) not listed on the Tier 1 Protective Concentration Limit tables.
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This guidance document addresses how changes in human toxicity factors will be handled, establishes a schedule for updating the human toxicity factors table, and describes the procedure for requesting toxicity factors and chemical/physical parameters for chemicals of concern (COC) not listed on the Tier 1 Protective Concentration Limit tables.
This pamphlet is part of the following collection of related materials.
Texas State Publications
This growing collection of materials produced by the State of Texas includes agency annual reports, legislative publications, statistical reports, and various state government reports and periodicals.
Texas Commission on Environmental Quality. Remediation Division.Toxicity Factors and Chemical/Physical Parameters,
pamphlet,
March 2009;
Texas.
(https://texashistory.unt.edu/ark:/67531/metapth624046/:
accessed July 9, 2024),
University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu;
crediting UNT Libraries Government Documents Department.