欧美和黑人XXXX猛交视频,小泽玛丽无码视频一区,GOGOGO高清在线观看,欧美,日韩,在线视频

Code: HT025

Product Name: 4-Bromo-2,5-difluoroaniline

Cas No.: 112279-60-4

Structural formula:

Molecular formula: C₆H₄BrF₂N
Molecular weight: 208
Purity: 99%
Melting point: 74-78 °C (lit.)
Storage conditions: Keep in dark place, Sealed in dry, Room Temperature.
Character: lilac or brownish yellow solid