特级特黄特黄日本大片,欧美区一区二区视频在线,蜜桃在线播放,亚洲人片在线观看天堂无码,欧洲裸体模特,20个少妇口述与子做过,麻豆国产三级

市場(chǎng)價(jià):元價(jià)格:元

  • 中文名稱:三氟甲基三甲基硅烷
  • CAS RN:81290-20-2
  • EINECS號(hào):
  • 分 子 式:C4H9F3Si
  • 分 子 量:142.20
  • 分子式:
沸點(diǎn)(°C):53-55℃
相對(duì)密度:0.962g/mL at 20 °C(lit.)

閃點(diǎn): -17 °C

危險(xiǎn)代碼: F
危險(xiǎn)等級(jí):11
安全等級(jí):16-33
聯(lián)合國(guó)編號(hào):UN1993
? ? ? ?用于醛和酮親核加成反應(yīng)

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