色综合久久综合网欧美综合网-色婷婷综合久久久-国内久久久久久久久久-久久久久久精品久久久 ,AV欧日韩在线观看_国产日韩综合一区_人人妻人人爽人人狠狠一_亚洲人成久久播播

Welcome to visit Changzhou Chengbang Chemical Co., Ltd. official website!

CollectionHomepage中文版

More>>
Thiourea
Product name: Thiourea
CAS NO: 62-56-6
Molecular weight: 140.1185 
EC NO: 200-543-5
Molecular formula: CH4N2O4S
InChI: InChI=1/CH4N2O4S/c2-1(4)3-8(5,6)7/h(H3,2,3,4)(H,5,6,7)
Structural formula:
  Order                   Back