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: HT028

Product Name: S-Methylisothiosemicarbazide hydroiodide

Cas No.: 35600-34-1

Structural formula:

Molecular formula: C₂H₈IN₃S
Molecular weight: 233.07
Melting point: 137-139 °C(Solv: ethanol (64-17-5))
Storage conditions: under inert gas (nitrogen or Argon) at 2-8°C
Character: off-white solid