日本在线观看,亚洲成av人无码综合在线观看,高潮毛片无遮挡高清免费视频,国产手机在线αⅴ片无码观看

訂購(gòu)電話(huà):4001650900

4,4′-Bis(diethylamino)benzophenone

Cas:
90-93-7
Molecular Structure:
MDL:
--MFCD00009044
Molecular Formula:
C21H28N2O;[(C2H5)2NC6H4]2CO
Molecular Weight:
324.46
Alias:
4,4'-雙(二乙基氨基)二苯甲酮
Product order:
Name Specifications Packing Price Delivery
4,4′-Bis(diethylamino)benzophenone 99% 25g  RMB 162.8 Consulting service
4,4′-Bis(diethylamino)benzophenone 99% 500g RMB 1271.6 Consulting service
4,4′-Bis(diethylamino)benzophenone 99% 100g RMB 426.8 Consulting service
Character:
不溶于水。
熔點(diǎn):95°C
Quality Standard:
   
   外觀Appearance                          白色至黃綠色粉末或結(jié)晶
紅外光譜鑒別Infrared spectrometry       和對(duì)照匹配
純度Purity                              ≥99.0% (GC)
純度Purity                              ≥99.0% (HPLC)  
熔點(diǎn)Melting point                       94°C - 96°C
透光度
Transmittance: 500 nm                   ≥80.0 % C=2.0%, Ethanol
Transmittance: 590 nm                   ≥80.0 % C=2.0%, Ethanol 
上海紫一試劑廠(chǎng)   ? 2025 All Rights Reserved      備案號(hào):滬ICP備19037119號(hào)-1     
網(wǎng)站地圖:
試劑CAS試劑分類(lèi)試劑產(chǎn)品實(shí)驗(yàn)儀器耗材分類(lèi)實(shí)驗(yàn)儀器耗材新聞資訊
   滬公網(wǎng)安備 31012002003055號(hào)