Ethylene glycol是什么

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August undefined, 2024

WebEthylene glycol is a toxic, viscous, organic liquid with the formula (CH2OH)2. Available in a variety of quantities, it is used as a raw material in the manufacture of polyester fibers, a coolant and heat-transfer agent, an antifreeze component, etc.

6. POTENTIAL FOR HUMAN EXPOSURE - Agency for Toxic …

Webimmediately or shortly after exposure to Ethylene Glycol: Contact can irritate the skin and eyes. Inhaling Ethylene Glycol can irritate the nose and throat. Ethylene Glycol can cause nausea, vomiting, weakness and abdominal pain. Higher exposure can cause headache, dizziness, slurred speech, convulsions, loss of coordination, and even coma. WebNational Center for Biotechnology Information. 8600 Rockville Pike, Bethesda, MD, 20894 USA. Contact. Policies. FOIA. HHS Vulnerability Disclosure. National Library of … chinese crested dogs sale

Ethylene glycol anhydrous, 99.8 107-21-1 - Sigma-Aldrich

蒸汽压：0.06 mmHg（20℃）粘度：25.66 mPa.s（16℃）燃烧热：1180.26 kJ/mol自燃点：418℃临界温度：372℃临界压力：7699 kPa临界摩尔体… See more 由于分子量低，性质活泼，可起酯化、醚化、醇化、氧化、缩醛、脱水等反应。与乙醇相似，主要能与无机或有机酸反应生成酯，一般先只有一个羟基发生反应，经升高温度、增加酸用量等，可使两个羟基… See more 主要用于制聚酯，涤纶，聚酯树脂、吸湿剂，增塑剂，表面活性剂，合成纤维、化妆品和炸药，并用作染料、油墨等的溶剂、配制发动机的抗冻剂，气体脱水剂，制造树脂、也可用于玻璃纸、纤维、皮革… See more 中科院福建物构所研究小组日前采用室温下Cu(II)离子辅助原位还原法合成了一种新型钯纳米催化剂，该催化剂贵金属负载量超低(约0.1%)、性能优异、寿命长，可极大降低催化剂成本，节约… See more 乙二醇是一种无色微粘的液体，沸点是197.4℃，冰点是-11.5℃，能与水任意比例混合。混合后由于改变了冷却水的蒸气压，冰点显著降低。其降低的程度在一定范围内随乙二醇的含量增 … See more WebWHAT IS ETHYLENE GLYCOL? Colorless liquid that is odorless . Ethylene glycol is a synthetic liquid substance that absorbs water. It is odorless, but has a sweet taste. Used … Webethylene glycol Acute Tox. 4; STOT RE 2; H302, H373 <= 100 % For the full text of the H-Statements mentioned in this Section, see Section 16. SECTION 4: First aid measures 4.1 Description of first-aid measures General advice Show this material safety data sheet to the doctor in attendance. If inhaled After inhalation: fresh air. Call in physician. chinese crested dogs powder puff

propylene glycol中文_propylene glycol是什么意思 - 爱查查

Ethylene Glycols - American Chemistry Council

WebJun 18, 2024 · Ethylene glycol is an alcohol-based organic compound that often serves as an antifreeze agent in vehicle and heating, ventilation, and air conditioning (HVAC) systems. This liquid is colorless, odorless, and … WebEthylene glycol is more acutely toxic for humans than for laboratory animals by ingestion. The single oral lethal dose for humans has been estimated at 1.4 ml/kg (1.56 g/kg) or about 100 ml (111 g) for an adult. Carcinogenicity: CAS# 107-21-1: Not listed by ACGIH, IARC, NTP, or CA Prop 65. grand forks nd courtWeb丙烯乙二醇比水更普遍之传播媒介、不具油腻感的保湿剂亦为溶剂，也有防腐作用. "propylene"中文翻译 n. 【化学】丙烯。. "glycol"中文翻译 n. 【化学】乙二醇；〔口语〕甘醇。. "glycol propylene" 中文翻译 : 丙二醇. "alginate propylene glycol" 中文翻译 : 海藻酸丙 … chinese crested dogs for sale near me

"Web乙二醇，又名甘醇、水精。化学式為hoch 2 —ch 2 oh。屬於最简单的二元醇。无色无臭、有甜味液体，能与水以任意比例混合。用作溶剂、防冻剂以及pete等的原料。乙二醇是 … " - Ethylene glycol是什么

Ethylene glycol是什么

Ethylene glycol poisoning: MedlinePlus Medical Encyclopedia

WebEthylene glycol is included on the list of chemicals subject to the reporting requirements of Section 313 of the Emergency Planning and Community Right-to-Know Act of 1986 (EPCRA). Therefore, annual releases and other waste management information for ethylene glycol is reported to the Toxics Release Inventory (TRI). The WebApr 6, 2024 · It is a clear, odourless, viscous liquid that has a sweet taste and boils at 388.4°F (198°C) of temperature; it is most commonly used in automotive antifreeze. A solution of 1:1 ratio of ethylene glycol and water boils at 264.2°F (129° C ) and freezes at -34.6°C (-37° C ) serving as an excellent coolant in automotive radiators. Ethylene ...

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WebEthylene glycol is a clear, odorless, slightly viscous liquid with a sweet taste. It is combustible and has a low vapor pressure. Ethylene glycol is a very useful industrial … Web2.4.1 Application and Synthesis of Ethylene Glycol. Ethylene glycol is a meaningful target obtained from cellulose, as about 20 million tons of ethylene glycol is produced annually …

WebSAFETY DATA SHEET Creation Date 02-Feb-2010 Revision Date 24-Dec-2024 Revision Number 5 1. Identification Product Name Ethylene glycol Cat No. : E177-4; E177-20 CAS No 107-21-1 Synonyms Monoethylene glycol; 1,2-Ethanediol Recommended Use Laboratory chemicals. Uses advised against Food, drug, pesticide or biocidal product … WebWHAT IS ETHYLENE GLYCOL? Colorless liquid that is odorless . Ethylene glycol is a synthetic liquid substance that absorbs water. It is odorless, but has a sweet taste. Used in consumer products . Ethylene glycol is used to make antifreeze and de-icing solutions for cars, airplanes, and boats. Consumer products containing ethylene glycol include:

WebEthylene glycol is the major component of antifreeze preparations. Application. Ethylene glycol may be used in the preparation of spiroborate esters by reacting with chiral 1,2-aminoalcohols in the presence of triisopropyl borate. It may also be used as a solvent in the preparation of tris(2,2′-bipyrazyl)ruthenium(II) chloride by the reaction ... WebSigma-Aldrich. 447935. Poly(ethylene glycol) methyl ether methacrylate. average M n 300, contains 300 ppm BHT as inhibitor, 100 ppm MEHQ as inhibitor

WebEthylene glycol and propylene glycol are clear liquids used in antifreeze and deicing solutions. Exposure to large amounts of ethylene glycol can damage the kidneys, heart, …

Web(Mono-)Ethylenglycol (MEG, Trivialname Glycol) ist der einfachste zweiwertige Alkohol mit der chemischen Bezeichnung Ethan-1,2-diol.Es ist das einfachste vicinale Diol.Der Trivialname leitet sich von süß-schmeckend (griechisch glykys ‚süß‘) ab. Die Bezeichnung Glycole wird darüber hinaus für zwei Klassen von Diolen, die sich vom Ethylenglycol … chinese crested dogs of great britain 2022Web0.63950. 0.65136. 0.66321. Freezing point 100% ethylene glycol at atmospheric pressure is -12.8oC (9oF) 1 Btu/ (lbmoF) = 4,186.8 J/ (kg K) = 1 kcal/ (kgoC) Note! The specific heat of ethylene glycol based water … chinese crested for sale texasWebEthylene Glycol 107-21-1 Hazard Summary Ethylene glycol has many uses, including as antifreeze in cooling and heating systems, in hydraulic brake fluids, and as a solvent. … chinese crested dog stuffed animalWebEthylene glycol is a diol, an alcohol with a molecular structure that contains two hydroxyl (OH) groups, and terephthalic acid is a dicarboxylic aromatic acid, an acid with a … grand forks nd flood of 1997 undEthylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound (a vicinal diol ) with the formula (CH2OH)2. It is mainly used for two purposes, as a raw material in the manufacture of polyester fibers and for antifreeze formulations. It is an odorless, colorless, flammable, viscous liquid. Ethylene glycol has a sweet taste, but it is toxic in high concentrations. grand forks nd fireworksWebEthylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound (a vicinal diol) with the formula (CH 2 OH) 2. It is mainly used for two purposes, as a raw material in the manufacture of polyester fibers and for … chinese crested hairless for saleWeb聚乙二醇，是含有α,ω- 双端羟基的乙二醇聚合物的总称 [2] 。. 聚乙二醇是一种高分子聚合物，化学式是HO (CH 2 CH 2 O) n H，无刺激性，味微苦，具有良好的水溶性，并 … chinese crested dogs needing homes