Di 2-ethylhexyl phthalate是什么

Author: gjtk

August undefined, 2024

Webof di(2-ethylhexyl) adipate (less than 0.08 mg/m3) near a cool rod machine (operating temperature of 190°C) used to cut PVC film in a meat cutting and wrapping department of a grocery store (Daniels et al., 1985). 1.4.3 Environmental occurrence Di(2-ethylhexyl) adipate may be released into the environment during its manu- WebJul 13, 2015 · Endocrine disrupting chemicals are abundant in the environment. One of the most prevalent of these compounds is di-(2-ethylhexyl) phthalate (DEHP) with yearly production in the United States estimated at 1–4 million tons (1, 2).Recently, levels of DEHP and its metabolites (primarily Mono-(2-ethylhexyl) phthalate (MEHP)) have been higher …

DI-SEC OCTYL PHTHALATE (DI(2-ETHYLHEXYL) PHTHALATE)

WebDIBUTYL PHTHALATE and DI(2-ETHYLHEXYL) PHTHALATE: METHOD 5020, Issue 2, dated 15 August 1992 - Page 3 of 4 to air dry. b. Store samples overnight in cassettes. c. Prepare for analysis (steps 5 through 7) and analyze together with working standards (steps 11 and 12). d. Prepare a graph of R vs. mg analyte recovered. WebDec 28, 2024 · New metabolites of di(2-ethylhexyl)phthalate (DEHP) in human urine and serum after single oral doses of deuterium-labelled DEHP. Arch. Toxicol. 79(7): 367-376, … csh 21

Di(2-Ethylhexyl)Phthalate (DEHP) ToxFAQs™ ATSDR

WebPVC plastic is brittle and prone to cracking on its own and needs added plasticizer, which gets in between the PVC molecule chains to make the plastic softer and more flexible, for everyday use. DEHP does a better job of it than most plasticizers but acts as a testosterone blocker if ingested, so don’t suck on your headphones. WebDec 23, 2016 · mono-(2-ethyl-5-carboxypentyl) phthalate (MECPP), for which the geometric mean level in the general population was 9.57 µg/L (CDC 2024). The mean level in children aged 6 to 11 (18.2 µg/L) was almost twice the population mean, exceeding the levels in both adolescents (aged 12 to 19) and adults (20 or older). Higher levels of a contami- each of you helped killer her act

Di(2-ethylhexyl) phthalate (DEHP) - World Health Organization

Di(2-ethylhexyl) phthalate - Some Industrial Chemicals

WebMar 23, 2024 · Background on Di-ethylhexyl Phthalate. Di-ethylhexyl phthalate is a colorless liquid at room temperature, most commonly used as a plasticizer. As reported to EPA during the 2016 Chemical Data Reporting (CDR) period and described here as a range to protect production volumes that were claimed as confidential business information … Bis(2-ethylhexyl) phthalate (di-2-ethylhexyl phthalate, diethylhexyl phthalate, diisooctyl phthalate, DEHP; incorrectly — dioctyl phthalate, DIOP) is an organic compound with the formula C6H4(CO2C8H17)2. DEHP is the most common member of the class of phthalates, which are used as plasticizers. It is the diester of phthalic acid and the branched-chain 2-ethylhexanol. This colorless viscous l… csh226aWebDi(2-ethylhexyl)phthalate (DEHP) is a reproductive and developmental toxicant in animals and a suspected endocrine modulator in humans. There is widespread exposure to DEHP in the general population. Patients can be additionally exposed through DEHP-containing medical devices. Toxicokinetic and metabolic knowledge on DEHP in humans is vital not ... csh 214 flooring

"WebDi(2-ethylhexyl)phthalate (DEHP) is a reproductive and developmental toxicant in animals and a suspected endocrine modulator in humans. There is widespread … " - Di 2-ethylhexyl phthalate是什么

Di 2-ethylhexyl phthalate是什么

Web1.2. Production. The worldwide production of di(2-ethylhexyl) phthalate has been increasing during recent decades and in the late 1980s amounted to approximately 1 million tonnes per year ().Production of di(2 … Webexposure to dibutyl phthalate (DBP) and di(2-ethylhexyl) phthalate (DEHP). In particular, the guidance recommends that you, as part of the pharmaceutical industry, avoid the use of these two

Did you know?

WebJan 31, 1987 · Basis: Orally administered DEHP produced significant dose-related increases in liver tumor responses in rats and mice of both sexes. This may be a synopsis of the full weight-of-evidence narrative. … WebOct 16, 2024 · Di-2-ethylhexyl phthalate (DEHP) is the most common member of the class of phthalates, which are used as plasticizers in polymer products to make plastic flexible. DEHP is also called bis (2-ethylhexyl) phthalate or dioctyl phthalate (DOP). This colorless viscous and lipophilic liquid is more soluble in materials such as paint removers ...

WebOct 27, 2024 · As a result, plasticizers such as di(2-ethylhexyl) adipate (DEHA), 1,2-cyclohexane dicarboxylic acid diisononyl ester (DINCH), and dioctyl terephthalate (also known as di(2-ethylhexyl ... Web1.2. Production. The worldwide production of di(2-ethylhexyl) phthalate has been increasing during recent decades and in the late 1980s amounted to approximately 1 million tonnes per year ().Production of di(2 …

鄰苯二甲酸二(2-乙基己基)酯（英語：bis(2-ethylhexyl)phthalate 或 di(2-ethylhexyl)phthalate，縮寫分別為BEHP與DEHP），又稱鄰苯二甲酸二辛酯、酞酸二辛酯（dioctyl phthalate，縮寫DOP），化學式C6H4(CO2C8H17)2，為鄰苯二甲酸與2-乙基己醇生成的酯類化合物。它是最重要的鄰苯二甲酸酯，也是使用最廣和產量最大的塑化劑。 WebDec 14, 2024 · DEHP was calculated as the sum of 3 metabolites (MEHP, MEOHP and MEHHP). Each metabolite was measured in urine (µg/L). DEHP metabolites were …

Webcontent="Di(2-ethylhexyl) phthalate (DEHP) is found in many plastics. Exposure to DEHP is generally very low. Increased exposures may come from intravenous fluids delivered …

WebFind di(2-ethylhexyl) phthalate and related products for scientific research at MilliporeSigma. US EN. Applications Products Services Support. Advanced Search ... Synonym(s): DEHP-3,4,5,6-d 4, Deuterated DEHP, Deuterated bis(2-ethylhexyl)phthalate, Dioctyl phthalate-3,4,5,6-d 4, Phthalic acid-3,4,5,6-d 4 bis(2-ethylhexyl ester) Empirical ... each of you are or isWebcontent="Di(2-ethylhexyl) phthalate (DEHP) is found in many plastics. Exposure to DEHP is generally very low. Increased exposures may come from intravenous fluids delivered through plastic tubing, and from ingesting contaminated foods or water. DEHP is not toxic at the low levels usually present in the environment. In animals, high levels of DEHP … each of you has or haveWebMay 30, 2012 · The aim of this study was to evaluate the levels of the primary and secondary metabolites of DEHP [di- (2-ethylhexyl) phthalate] in children with ASD. A total of 48 children with ASD (male: 36, female: 12; mean age: 11 ± 5 years) and age- and sex-comparable 45 HCs (healthy controls; male: 25, female: 20; mean age: 12 ± 5 years) … csh225aWebBis (2-ethylhexyl) adipate (Bis (2-ethylhexyl) phthalate (DEHP)), is an ester of adipic acid and 2-ethylhexanol. It is a plasticizer and finds application in plastic technology, in order to impart flexibility to rigid polymers. It is an indirect food additive formed due to contact of adhesives with polymers. [ 1] csh2200n breakerWebDI(2-ETHYLHEXYL) PHTHALATE. CAS number: 117-81-7 Synonyms: DEHP; Di-sec-octyl phthalate; DOP; bis(2-Ethylhexyl) phthalate; Phthalic acid, bis (2-ethylhexyl) ester. … each of you is or are grammarWebDi(2-ethylhexyl) phthalate (DEHP) is a ubiquitous environmental endocrine disruptor. DEHP can be absorbed into the human body through the air, food, water, and skin. After entering the human body, DEHP is rapidly converted to mono(2-ethylhexyl) phthalate (MEHP) with greater toxicity than DEHP. An increasing number of studies indicates that … csh229WebOne phthalate is of primary interest regarding its endocrine disrupting impact, Di(2-ethylhexyl)phthalate (DEHP). This substance is one of the priority substances in the field of water policies. Its UV spectrum ( Fig. 4.64 ) shows three absorption peak more or less marked at 204, 230, and 277 nm, like the other phthalates. each of you meaning