poronovideos人初重口_黑人粗大a片在线观看_美女末成年视频黄是免费网址_另类maturetube富婆

市場價:0元價格:0元

  • 中文名稱:KH-220 苯基三乙氧基硅烷
  • CAS RN:780-69-8
  • EINECS號:
  • 分 子 式:C12H20O3Si
  • 分 子 量:
  • 分子式:

技術(shù)指標

1, 外觀,無色透明液體,色號≤20

2, 比重,0.993g/mLat25°C

3, 沸點, 233.5

4, 折射率, n20/D1.4612

5, 酸度,中性,PH=6-7

6, 閃點 ?42°C

7, 含量,≥98.50%


危險標志? ????安全術(shù)語S26; S37/39;


主要用途:用作制備高分子有機硅化合物的原料

產(chǎn)品包裝:200kg 鐵桶或者5kg,25kg塑料桶;1000kg IBC桶;20MT
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