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

Welcome to Dancheng Huatai Biotechnology Co., Ltd. website!
+86-394-7888163   中文版  English
Hot Products:Diformylimide sodium CAS#18197-26-7, 6-Maleimidocaproic acid CAS#55750-53-3, N-Boc-1,3-propanediamine CAS#75178-96-0
5-amino-1,2-dihydropyrazol-3-one

Code: HT010

Product Name: 5-amino-1,2-dihydropyrazol-3-one

Cas No.: 28491-52-3

Structural formula:

Molecular formula: C3H5N3O
Molecular weight: 99.09
Purity: 98%
Melting point: 204℃
Storage conditions: under inert gas (nitrogen or Argon) at 2–8 °C
Character: light yellow solid or white solid

Copyright(C)2021, Dancheng Huatai Biotechnology Co., Ltd. All Rights Reserved. Supported by  ChemNet ChinaChemNet Toocle