Dimethyl tetrachloroterephthalate 農薬
WebJun 23, 2024 · containing dimethyl tetrachloroterephthalate (DCPA). EPA will hold a public hearing to receive evidence related to the proposed suspension of DCPA. DATES: A public hearing will be held beginning at 9 a.m. July 6, 2024 and continue as necessary through July 8, 2024. ADDRESSES: The public hearing will take place in the EPA … WebChlorthal-dimethyl PESTANAL®, analytical standard; CAS Number: 1861-32-1; EC Number: 217-464-7; Synonyms: Dimethyl tetrachloroterephthalate; find Supelco-45397 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich
Dimethyl tetrachloroterephthalate 農薬
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WebChlorthal-dimethyl. undefined. Synonyms: Dimethyl tetrachloroterephthalate. CAS 1861-32-1. Molecular Weight 331.96. Browse Chlorthal-dimethyl and related products at MilliporeSigma. WebMolecular Weight:332.0 XLogP3:4.4 Hydrogen Bond Acceptor Count:4 Rotatable Bond Count:4 Exact Mass:331.899069 Monoisotopic Mass:329.902024 Topological Polar Surface Area:52.6 Heavy Atom Count:18 Complexity:306 Covalently-Bonded Unit Count:1 Compound Is Canonicalized:Yes
WebThe meaning of DIMETHYL TEREPHTHALATE is a chemical C10H10O2 used for making polyester film and fiber. a chemical C10H10O2 used for making polyester film and fiber… WebAug 14, 2003 · Dimethyl tetrachloroterephthalate (DCPA), a synthetic organic compound (SOC), is a phthalate herbicide. Common names for DCPA include Dacthal, 2,3,5,6-tetrachloro-1,4-benzenedicarboxylic acid dimethyl ester, dimethyl 2,3,5,6-tetrachloroterephthalate, chlorthal dimethyl, and Rid. The Chemical Abstracts Service …
WebNov 13, 2015 · DCPA (Dimethyl Tetrachloroterephthalate) Dimethyl Tetrachloroterephthalate, better known as DCPA, is a pesticide approved in the United States for general use. The chemical compound is commonly utilized to control annual grasses and broadleaf weeds in commercial crops as well as in many home gardens. WebDescription. Colorless solid; [HSDB] Colorless crystalline solid; [MSDSonline] Sources/Uses. Used as selective pre-emergence herbicide for control of annual grasses broad-leaved weeds in turf, ornamentals, strawberries, cotton, soybeans, and field beans; [HSDB] Comments. Because it is a possible carcinogen, mixers, loaders, and applicators ...
Webtetrachloroterephthalate (acid ester) and tetrachloroterephthalate (diacid or TPA) (AMVAC, 2007). Little breakdown of DCPA occurs below a soil temperature of 50°F due …
WebApr 29, 2024 · April 29, 2024. On April 28, The U.S. Environmental Protection Agency (EPA) released a notice of intent to suspend the registration of the pesticide Dimethyl … regaining consciousnessWebJun 15, 2024 · the pesticide dimethyl tetrachloroterephthalate and requested a hearing on the matter. See Notice of Intent to Suspend Dimethyl Tetrachloroterephthalate (DCPA) Technical Registration, 87 Fed. Reg. 25262 (April 28, 2024); Objection and Request for Hearing by Grower-Shipper Association regaining controlWebTolerances with regional registration, as defined in § 180.1 (l), are established for the combined inadvertent residues of the herbicide dimethyl tetrachloroterephthalate (DCPA) and its metabolites monomethyl tetrachloroterephthalate acid (MTP) and terachlorophthalic acid (TCP) (calculated as DCPA) in or on the following food … probability problems on balls with solutionsDimethyl tetrachloroterephthalate (DCPA, with the main trade name Dacthal) is an organic compound with the formula C6Cl4(CO2CH3)2. It is the dimethyl ester of tetrachloroterephthalic acid, used as a preemergent herbicide with the ISO common name chlorthal-dimethyl. It kills annual grasses and many … See more The use of DCPA as a herbicide was first described in a patent filed in 1958. The material was prepared as had been described in 1948 by treating terephthaloyl chloride with chlorine to give 2,3,5,6-tetrachloroterephthaloyl … See more DCPA degrades via successive hydrolysis of the two ester linkages, first forming monomethyl tetrachloroterephthalate (MTP) then further to tetrachloroterephthalic … See more United States In the U.S. The Safe Drinking Water Act of 1996 has the U.S. EPA publish a list of contaminants referred to as the Contaminant … See more DCPA is released directly into the environment during its use as a herbicide. DCPA exists in both the vapor and particulate phases when exposed to the air. In the vapor phase, DCPA should react slowly with hydroxyl radicals with an estimated half-life … See more Studies show that DCPA and TPA may cause detrimental health effects in laboratory animals, mainly weight loss and diarrhea occurring at doses of 2000 mg/kg/day. There … See more regaining balance on a skateboardWebTolerances with regional registration, as defined in § 180.1(l), are established for the combined inadvertent residues of the herbicide dimethyl tetrachloroterephthalate … probability problems and solutions collegeWebEach of the above pesticide-food commodity combinations can now be searched using this new version of the MRL Database. Note: In the absence of a specific MRL for a pesticide/crop group, crop subgroup or food commodity, residues must not exceed 0.1 ppm, commonly known as the General MRL or Default MRL, as set out in subsection B.15.002 … regaining balance after brain surgeryWebchlorthal-dimethyl, dacthal, dimethyl tetrachloroterephthalate, dacthalor, fatal, chlorthal-methyl, tetral, tetrachloroterephthalic acid dimethyl ester, dimethyl 2,3,5,6 … regaining control of facebook account