Hazards Identification Hazard Statement Not a hazardous chemical according to the criteria of Safe Work Australia (SWA). Acute dietary (General population including infants and children), No appropriate endpoint for the general population including infants and children, Chronic RfD = 0.32 mg/kg/day cPAD = 0.32 mg/kg/day. better and aid in comparing the online edition to the print edition. Please review additional information about the docket available at http://www.epa.gov/dockets. All objections and requests for a hearing must be in writing, and must be received by the Hearing Clerk on or before January 4, 2021. NW., Washington, DC 20460-0001; telephone number: (703) 347-8072; email address: benbow.bethany@epa.gov. III. 346a, any person may file an objection to any aspect of this regulation Start Printed Page 12741and may also request a hearing on those objections. 2. Germination studies were conducted using seeds of artichoke thistle and common teasel under a range of TE . Since tolerances and exemptions that are established on the basis of a petition under FFDCA section 408(d), such as the tolerance in this final rule, do not require the issuance of a proposed rule, the requirements of the Regulatory Flexibility Act (RFA) (5 U.S.C. That is, a plant growth regulator will not make a lodging prone variety stand like one with excellent straw strength, rather they will make it less prone to lodging relative to the same variety non treated. Lose the iron and calcium. EPA's aggregate exposure assessment incorporated this additional dietary exposure, as well as exposure in drinking water and from residential sources, although those latter exposures are not impacted by the modified use on sugarcane and thus have not changed since the last assessment. Name: Trinexapac-ethyl: Trinexapac-ethyl; 4- (Cyclopropyl-alpha-hydroxymethylene)-3,5-dioxo-cyclohexanecarboxylic acid ethyl ester; Ethyl 4-cyclopropyl (hydroxy)methylene-3,5-dioxocyclohexanecarboxylate Palisade did not affect lodging at Perkins. Many Oklahoma wheat farmers battled lodged wheat in 2013 and are looking to plant growth regulators to help reduce lodging in 2014. The article can be found at the link below: Anderson, N.P., D.P. Alternatively, the packaging can be punctured to make it unusable for other purposes and then be disposed of in a sanitary landfill. Uncertainty/safety factors (U/SF) are used in conjunction with the POD to calculate a safe exposure levelgenerally referred to as a population-adjusted dose (PAD) or a reference dose (RfD)and a safe margin of exposure (MOE). 2. 0 Federal Register issue. Employees. 1.1 Name Trinexapac-ethyl 1.2 Synonyms-3,5-dioxocyclohexanecarboxylate 4-((Cyclopropylhydroxymethylene) . Superintendents across the Southeast are looking for ways to maintain their golf course with fewer staff members. Federal Register provide legal notice to the public and judicial notice How can I get electronic access to other related information? Other types of entities not listed in this unit could also be affected. Controlled incineration with flue gas scrubbing is possible for combustible packaging materials. . You may access a frequently updated electronic version of EPA's tolerance regulations at 40 CFR part 180 through the Government Printing Office's e-CFR site at http://ecfr.gpoaccess.gov/cgi/t/text/text-idx?&c=ecfr&tpl=/ecfrbrowse/Title40/40tab_02.tpl. ), do not apply. daily Federal Register on FederalRegister.gov will remain an unofficial Trinexapac-ethyl | C13H16O5 - PubChem Apologies, we are having some trouble retrieving data from our servers. Statutory and Executive Order Reviews, PART 180TOLERANCES AND EXEMPTIONS FOR PESTICIDE CHEMICAL RESIDUES IN FOOD, https://www.federalregister.gov/d/2020-23040, MODS: Government Publishing Office metadata, http://www.ecfr.gov/cgi-bin/text-idx?&c=ecfr&tpl=/ecfrbrowse/Title40/40tab_02.tpl, http://www.epa.gov/dockets/contacts.html. The trinexapac-ethyl changes the size of the corn p lants, enabling new spatial arrangements. In this Issue, Documents Those assessments rely on tolerance-level residues, 2019 default processing factors, and an assumption of 100% crop treated (PCT). All Reports; All Sectors . Trinexapac (free acid) 112ZF04MPX Cyclohexanecarboxylic acid, 4- (cyclopropylcarbonyl)-3,5-dioxo- Cyclohexanecarboxylic acid, 4- (cyclopropylhydroxymethylene)-3,5-dioxo- Trinexapac acid 4- (Cyclopropyl (hydroxy)methylene)-3,5-dioxocyclohexanecarboxylic acid UNII-112ZF04MPX Trinexapac [ISO] SCHEMBL125835 CHEBI:83454 DTXSID90559517 DTXSID501019900 Molecular Formula CHO. L. 104-4). EPA's assessment of exposures and risks associated with trinexapac-ethyl follows. documents in the last year, 983 Further information regarding EPA standard assumptions and generic inputs for residential exposures may be found at http://www.epa.gov/pesticides/trac/science/trac6a05.pdf. 02/28/2023, 239 Therefore, apply trinexapac-ethyl in 20 to 30 gallons of water per acre. Only official editions of the EPA assessed dietary exposures from trinexapac-ethyl in food as follows: i. Register documents. Federal Register. The plant growth regulator trinexapac-ethyl (TE) is widely used to increase seed yield by reducing lodging in many grass species, including perennial ryegrass (Lolium perenne L.) and tall fescue (Festuca arundinacea Schreb. In addition to filing an objection or hearing request with the Hearing Clerk as described in 40 CFR part 178, please submit a copy of the filing (excluding any Confidential Business Information (CBI)) for inclusion in the public docket. Bethany Benbow, Registration Division (7505P), Office of Pesticide Programs, Environmental Protection Agency, 1200 Pennsylvania Ave. In 2013 and 2014 we evaluated the plant growth regulator trinexapac-ethyl, which is sold under the trade name Palisade. For chronic dietary risk assessment, the water concentration of value 1.56 ppb was used to assess the contribution to drinking water. This PDF is My Account; My Wishlist; My Cart; Checkout; Log In . Addresses for mail and hand delivery of objections and hearing requests are provided in 40 CFR 178.25(b). To access the OCSPP test guidelines referenced in this document electronically, please go to http://www.epa.gov/ocspp and select Test Methods and Guidelines.. Chastain, M.P. 801 et seq. The finer the spray particle size, the more uptake and suppression you're likely to get. Provision to contain effluent from fire extinguishing. Acting Director, Registration Division, Office of Pesticide Programs. MODDUS contains trinexapac-ethyl for use as a growth regulator in wheat, barley, oats, rye, triticale, durum wheat and ryegrass seed crops. Because this final rule has been exempted from review under Executive Order 12866, this final rule is not subject to Executive Order 13211, entitled Actions Concerning Regulations That Significantly Affect Energy Supply, Distribution, or Use (66 FR 28355, May 22, 2001) or Executive Order 13045, entitled Protection of Children from Environmental Health Risks and Safety Risks (62 FR 19885, April 23, 1997). When low carrier volumes are coupled with finer spray particles, it seems that lower product rates can be used because foliar coverage is maximized. Based on the lack of evidence of carcinogenicity in two adequate rodent carcinogenicity studies, trinexapac-ethyl is not expected to pose a cancer risk to humans. that agencies use to create their documents. To ensure proper receipt by EPA, you must identify docket ID number EPA-HQ-OPP-2010-0524 in the subject line on the first page of your submission. The reasons for these changes are explained in Unit IV.D. on Synonym (s): Cimectacarb. The Public Inspection page Personal protection: P2 filter respirator for harmful particles. Open for Comment, Economic Sanctions & Foreign Assets Control, Electric Vehicle Standards and Requirements, Further Advancing Racial Equity and Support for Underserved Communities Through the Federal Government. 21 U.S.C. I the absence of weakened stems due to freeze or disease, most lodging in wheat is caused by failure of the root anchorage system (root lodging). 4. Trinexapac-ethyl is currently registered for uses that could result in short- and intermediate-term residential exposure, and the Agency has determined that it is appropriate to aggregate chronic exposure through food and water (considered to be a background exposure level) with adult post-application dermal exposure estimates for trinexapac-ethyl. Product Name: Trinexapac-ethyl: CAS No. Residues were extracted from wheat with acetonitrile in aqueous phosphate buffer (pH 7) overnight. Syngenta Crop Protection, Inc. requested these tolerances under the Federal Food, Drug, and Cosmetic Act (FFDCA). This table of contents is a navigational tool, processed from the legal research should verify their results against an official edition of The analysis and recommendations made in this blog post are preliminary and based on research findings from 2013. Until the ACFR grants it official status, the XML Disclaimer: The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. 346a(d)(3), announcing the filing of two pesticide petitions (PP 0F7719 and 0F7720) by Syngenta Crop Protection, Inc., P.O. Document page views are updated periodically throughout the day and are cumulative counts for this document. and services, go to An absence of an alert does not imply the substance has no implications for human health, biodiversity or the environment but just that we do not have the data to form a judgement. Gibberellin is a plant hormone that promotes growth of various plant organs. Specific information on the studies received and the nature of the adverse effects caused by trinexapac-ethyl as well as the no-observed-adverse-effect-level and the lowest-observed-adverse-effect-level from the toxicity studies can be found at http://www.regulations.gov in the document, Trinexapac-ethyl: Human Health Risk Assessment for the Section 3 Registration Action on Cereal Grains, Sugarcane, and Grasses Grown for Seed p. 48 in docket ID number EPA-HQ-OPP-2010-0524. of the SUPPLEMENTARY INFORMATION). Use the PDF linked in the document sidebar for the official electronic format. These simulation models take into account data on the physical, chemical, and fate/transport characteristics of trinexapac-ethyl. that agencies use to create their documents. Do not discharge to sewer systems. on Consistent with FFDCA section 408(b)(2)(D), and the factors specified in FFDCA section 408(b)(2)(D), EPA has reviewed the available scientific data and other relevant information in support of this action. Information about this document as published in the Federal Register. to the courts under 44 U.S.C. 2. The President of the United States issues other types of documents, including but not limited to; memoranda, notices, determinations, letters, messages, and orders. The petition requested that 40 CFR part 180.662 be amended by establishing tolerances for residues of the herbicide trinexapac-ethyl, (4-(cyclopropyl-a-hydroxy-methylene)-3,5-dioxo-cyclohexanecarboxylic acid ethyl ester), and its primary metabolite CGA-179500 in or on sugarcane, cane at 1.5 parts per million (ppm) and sugarcane, molasses at 5.0 ppm. Marietta Echeverria, Registration Division (7505P), Office of Pesticide Programs, Environmental Protection Agency, 1200 Pennsylvania Ave. NW, Washington, DC 20460-0001; main telephone number: (703) 305-7090; email address: RDFRNotices@epa.gov. if (window != top) Related Chemical Abstract Service # 95266-40-3: First . In general. Developmental rabbit study. EPA published a final rule in the Federal Register on May 20, 2015 (80 FR 28843) (FRL-9926-62) establishing tolerances for residues of trinexapac-ethyl in or on rice and rye commodities based on the Agency's conclusion that there is a reasonable certainty that no harm will result from aggregate exposure to trinexapac-ethyl to the general population, including infants and children. Work Australia ( SWA ) and hand delivery of objections and hearing requests are in! 40 CFR 178.25 ( b ) the contribution to drinking water to make it unusable other! 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