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

訂購電話:4001650900

4,4'-Dimethyl-2,2'-dipyridyl

Molecular Structure:
MDL:
MFCD00006441
Molecular Formula:
C12H12N2
Molecular Weight:
184.24
Alias:
2,2'-Bi(γ-picoline) 4,4'-Dimethyl-2,2'-bipyridine 2,2'-Bi-4-picoline 2,2'-Di-4-picolyl
Product order:
Name Specifications Packing Price Delivery
4,4'-Dimethyl-2,2'-dipyridyl 98% 1g RMB 308 Consulting service
4,4'-Dimethyl-2,2'-dipyridyl 98% 5g RMB 759 Consulting service
4,4'-Dimethyl-2,2'-dipyridyl 98% 25g RMB 2816 Consulting service
Character:
熔點:171-173℃
Quality Standard:
外觀Appearance                          白色至褐色粉末或結晶
紅外光譜鑒別Infrared spectrometry       Conforms
純度Purity                              ≥98.0% (HPLC)  
熔點Melting point                       172.0 - 176.0°C 
Storage:
合成藍色發(fā)光分子的起始物質,在43%的量子場和450 nm激發(fā)。
Related Products
上海紫一試劑廠   ? 2025 All Rights Reserved      備案號:滬ICP備19037119號-1     
網站地圖:
試劑CAS試劑分類試劑產品實驗儀器耗材分類實驗儀器耗材新聞資訊
   滬公網安備 31012002003055號