亚洲国产黄色成年人_亚洲中文字幕码在线电影_免费女人18毛片a级视频在线_337p人体大胆扒开下部

Sodium sulfocyanate
 
  SH No.: Sodium sulfocyanate
  Name:Sodium sulfocyanate
  CAS No.:540-72-7
  format:Analytical pure, chemical pure, pharmaceutical grade
  Molecular formula:NaSCN
  Character: White crystalline powder.
 
  [Use] Used as chemical analytical reagent, colour cinefilm developer and defoliant for some plants, etc.
[Packing]  Woven bag lined with plastic bag, 25Kg/bag(or upon customers' re