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(chǎng)價(jià):元價(jià)格:元

  • 中文名稱:KH-223 二苯基二甲氧基硅烷
  • CAS RN: 6843-66-9
  • EINECS號(hào):
  • 分 子 式:(C6H5)2Si(OCH3)2
  • 分 子 量:
  • 分子式:

技術(shù)指標(biāo)

1, 外觀,無色透明液體,色號(hào)≤20

2, 比重,1.08g/mLat25°C

3, 沸點(diǎn), 286

4, 折射率, n20/D1.541-1.545

5, 酸度,中性,PH=6-7

6, 閃點(diǎn)?

7, 含量,≥98.50%


危險(xiǎn)標(biāo)志? ????安全術(shù)語S26; S36;


主要用途:用于丙烯聚合反應(yīng)中,起著提高等規(guī)度的作用

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

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