成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

ChemicalBook
English   Japanese   Germany   Korea

632-50-8

對(duì)稱四苯乙烷(632-50-8)紅外圖譜(IR2)

產(chǎn)品名稱:對(duì)稱四苯乙烷

CAS:632-50-8

分子式:C26H22

分子量: 334.45

  • 圖譜
    Mass

    MS-IW-6954          
    1,1,2,2-tetraphenylethane
    C26H22              (Mass of molecular ion:    334)
    

       Source Temperature: 170 °C
       Sample Temperature: 160 °C
       Direct, 75 eV
    

          91.0       1.0
         152.0       9.7
         153.0       2.2
         165.0      15.3
         166.0       6.5
         167.0     100.0
         168.0      18.9
         169.0       1.6
    

KBr disc

  • 圖譜

nujol mull

  • 圖譜

×