亚洲精品aⅴ在线观看,综合久久狠狠色99h中午,欧美日韩中文 ,天天摸天天爽天天碰天天弄,国外自产拍无码精品视频在线观看,91成人免费福利网

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

Collection ｜Homepage ｜中文版

More>>
Hydroxylamine hydrochloride
Product name: Hydroxylamine hydrochloride
CAS NO: 5470-11-1
Molecular weight: 69.4909 
EC NO: 226-798-2
Molecular formula: H4ClNO
InChI: InChI=1/ClH.H3NO/c;1-2/h1H;2H,1H2
Structural formula:
  Order                   Back