聚二甲基硅氧烷
Polydimethylsiloxane
| CAS NO： | 70131-67-8 |
| 规格： | hydroxy terminated, M.W. 4200 |
| 包装规格： | 50ml，250ml，1L，2.5L，100 ML，500 ML，250 ML，195kg，1kg，200kg |
| 优惠价： | QQ在线咨询在线留言 |
产品价格
| 产品编号 | 品牌 | 包装单位 | 单价(元) | 现货 |
| 3057879 | Alfa Aesar | 50ml | 446 | 请咨询 |
| 3057879 | Alfa Aesar | 250ml | 886 | 请咨询 |
| 3057879 | Alfa Aesar | 1L | 2790 | 请咨询 |
| 3057879 | Alfa Aesar | 2.5L | 5070 | 请咨询 |
| 3184815 | Sigma-Aldrich | 100 ML | 1520 | 请咨询 |
| 3184815 | Sigma-Aldrich | 500 ML | 3410 | 请咨询 |
| 3184816 | Sigma-Aldrich | 100 ML | 1350 | 请咨询 |
| 3184816 | Sigma-Aldrich | 500 ML | 4270 | 请咨询 |
| 3184818 | Sigma-Aldrich | 100 ML | 1320 | 请咨询 |
| 3184818 | Sigma-Aldrich | 500 ML | 3220 | 请咨询 |
| 3184820 | Sigma-Aldrich | 250 ML | 2280 | 请咨询 |
| 3184821 | Sigma-Aldrich | 100 ML | 901 | 请咨询 |
| 3184821 | Sigma-Aldrich | 500 ML | 1930 | 请咨询 |
| 3184822 | Sigma-Aldrich | 100 ML | 1660 | 请咨询 |
| 4001989 | DOW | 195kg | 询价 | 请咨询 |
| 4001990 | DOW | 1kg | 109 | 请咨询 |
| 4001990 | DOW | 200kg | 16600 | 请咨询 |
结构式
 |
基本信息
| 应用 | Polydimethylsiloxane is frequently used in a liquid containing 4-5% silica gel, emulsifiers and preservatives. It is employed in applications like contact lenses, medical devices, elastomers, in shampoos, food (antifoaming agent), caulking, lubricants, kinetic sand , and heat-resistant tiles. PDMS is a common surfactant, component of defoamers and as an herbicidal penetran. |
| 备注 | It is nonbiodegradable. |
| MDL | MFCD01325012 |
| 分子式 | HO[-Si(CH3)2O-]nH |
| 密度 | 0.97 |
| 灵敏度 | Ambient temperatures. |
| 形态 | Liquid |
| 溶解性 | Soluble in carbon tetrachloride, benzene, chloroform, diethyl ether, toluene and other organic solvents. Insoluble in water and ethanol. |
安全信息
| TSCA | 是 |