| 常用名 | 对苯二甲酸(PTA) | CAS号 | 100-21-0 |
|---|---|---|---|
| 价格 | ¥需询单/1kg | 纯度 | 99.0% |
| 备货期 | 需询单 | 库存 | 询单 |
| 产品网页 | https://xcchemico.com/product/p-phthalic-acid/ | ||
| 产品详情(用途,包装等)
Terephthalic acid, with the molecular formula C8H6O4, is an organic compound and the most widely produced dicarboxylic acid. Solid at room temperature. Heating does not melt, sublimates above 300 ℃. If heated in a closed container, it can melt at 427 ℃. Terephthalic acid is a raw material for the production of polyester, especially polyethylene terephthalate (PET). Product Name: Terephthalic Acid Foreign name: p-phthalic acid 1,4-dicarboxybenzene Alias: 1,4-phthalic acid, phthalic acid, turpentine phthalic acid Chemical formula: C8H6O4 Molecular weight: 166.131 CAS login number: 100-21-0 EINECS login number: 202-830-0 Melting point: 427 ℃ (closed tube) Water solubility: Slightly soluble Density: 1.51 g/cm ³ Appearance: White crystalline powder Flash point: 260 ℃ Application: Manufacturing polyester resin, synthetic fibers, plasticizers, etc Security deion: S26; S36
Hazard symbol: Xi Hazard deion: R36/37/38 environmental effect Health hazards Invasion routes: inhalation, ingestion, transdermal absorption. Health hazards: It can cause irritation to the eyes, skin, mucous membranes, and upper respiratory tract, and there have been no reports of occupational poisoning. Toxicological data and environmental behavior Toxicity: It belongs to the low toxicity category. Acute toxicity: LD501670mg/kg (intraperitoneal injection in mice); 3200mg/kg (orally administered to rats); 3550mg/kg (orally administered to mice) Dangerous characteristics: There is a risk of combustion when exposed to high heat, open flames, or contact with oxidants. Combustion (decomposition) products: carbon monoxide, carbon dioxide. 更多
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