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MassDEP’s ORS reaffirms TCE cardiac endpoint in toxicity assessment
Summary
MassDEP’s Office of Research and Standards reported it reviewed the LSPA’s 2023 request and concluded there is sufficient evidence to retain the congenital heart defect endpoint for trichloroethylene (TCE) toxicity assessments, keeping the imminent hazard index at 1.
Massachusetts Department of Environmental Protection officials said the Office of Research and Standards (ORS) has reviewed a 2023 technical request from the Licensed Site Professional Association (LSPA) and affirmed the use of congenital cardiac malformations as a serious health endpoint in TCE toxicity assessments.
Greg Braun, chief of the ORS risk analysis division, told the advisory…
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