国产真实夫妇交换视频,精品露脸国产偷人在视频,国产乱辈通伦在线A片

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      股票代碼:300637 EN
      3-甲基-5-氯苯并噻吩
      中文名稱: 3-甲基-5-氯苯并噻吩
      中文別名: 5-氯-3-甲基苯并噻酚; 5-氯-3-甲基苯并噻吩
      英文名稱: 5-chloro-3-methylbenzo[b]thiophene
      英文別名: 5-Chloro-3-methylthianaphthene; 5-chloro-3-methyl-1-benzothiophene
      CAS號: 19404-18-3
      分子式: C9H7ClS
      分子量: 182.6699
      InChI: InChI=1/C9H7ClS/c1-6-5-11-9-3-2-7(10)4-8(6)9/h2-5H,1H3
      分子結構:
      密度: 1.293g/cm3
      熔點: 32℃
      沸點: 280.5°C at 760 mmHg
      閃點: 163.1°C
      蒸汽壓: 0.00641mmHg at 25°C


      危險性標志:  Xi:Irritant;
      風險術語: R36/37/38:Irritating to eyes, respiratory system and skin.;
      安全術語: S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.;
      S37/39:Wear suitable gloves and eye/face protection.;
      国产真实夫妇交换视频,精品露脸国产偷人在视频,国产乱辈通伦在线A片