The European Chemicals Agency (ECHA) has officially advised classifying trifluoroacetic acid (TFA) as a reproductive toxicant that could adversely affect fertility and endanger an unborn child. This announcement was made on 10 June and is founded on conclusions from ECHA\u2019s Risk Assessment Committee (RAC). This important decision could impact regulations concerning pharmaceuticals, pesticides, and refrigerants. <\/p>\n
TFA is a degradation product of specific pesticides and refrigerants, classified as per- and poly-fluoroalkyl substances (PFAS) by the EU. The RAC’s evaluation, based on animal experiments, will be submitted to the European Commission. As per Hans Peter Arp, a chemist at the Norwegian University of Science and Technology, the process might require nine to 15 months. The RAC has also classified TFA as persistent, mobile, and toxic.<\/p>\n
Ian Cousins, an environmental chemist at Stockholm University, observes that the RAC’s ruling challenges years of the belief that TFA represented minimal toxicological risk. Cousins anticipates significant opposition due to considerable commercial stakes. The primary environmental source of TFA is fluorinated gases employed in refrigerants, with millions of tonnes produced globally for cooling applications. <\/p>\n
The RAC’s recommendation signifies a considerable change, leading ChemSec and PAN Europe to urge prompt action to prohibit PFAS pesticides that degrade into TFA. Once TFA contaminates water bodies, it is difficult to eliminate, and Cousins advocates for the gradual discontinuation of F-gases and PFAS pesticides as effective measures.<\/p>\n
Experts stress the need for standardized terminology for PFAS, given the existence of varying definitions worldwide. ECHA\u2019s action suggests an acknowledgment that even simple PFAS can be detrimental to human health, particularly in developing organisms, according to Jamie DeWitt, an environmental and molecular toxicologist at Oregon State University. <\/p>\n
Previously, the RAC backed EU-wide restrictions on the production and use of PFAS. A recent analysis from Lancaster University estimates that substitutes for chlorofluorocarbons and specific anesthetics have resulted in the release of over 335,000 tonnes of TFA from 2000 to 2022.<\/p>\n","protected":false},"excerpt":{"rendered":"
The European Chemicals Agency (ECHA) has officially advised classifying trifluoroacetic acid (TFA) as a reproductive toxicant that could adversely affect fertility and endanger an unborn child. This announcement was made on 10 June and is founded on conclusions from ECHA\u2019s Risk Assessment Committee (RAC). This important decision could impact regulations concerning pharmaceuticals, pesticides, and refrigerants. […]<\/p>\n","protected":false},"author":1,"featured_media":373090,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"Default","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[174],"class_list":["post-373089","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-source-chemistryworld-com"],"_links":{"self":[{"href":"https:\/\/wolfscientific.com\/index.php?rest_route=\/wp\/v2\/posts\/373089","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wolfscientific.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wolfscientific.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wolfscientific.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wolfscientific.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=373089"}],"version-history":[{"count":0,"href":"https:\/\/wolfscientific.com\/index.php?rest_route=\/wp\/v2\/posts\/373089\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wolfscientific.com\/index.php?rest_route=\/wp\/v2\/media\/373090"}],"wp:attachment":[{"href":"https:\/\/wolfscientific.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=373089"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wolfscientific.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=373089"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wolfscientific.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=373089"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}