欧洲美熟女乱又伦,国产人妻无码一区二区三区免费 ,又粗又大内射免费视频小说,特级毛片A片全部免费97


Intermediate series

 



Product name
Grade
Content
Melting point
Insolubles
Appearance
  Tetraethyl Michler's Ketone 
Crude
97%Min
89ºCMin
1.0%Max
Light green powder
  Tetraethyl Michler's Ketone 
Refine
99%Min
93ºCMin
0.1%Max
Light white powder
  N-Ethyl naphthylamine
 
96%Min
173ºCMin
0.4%Max
Reddish brown liquid
  Uses:
Intermediate

Suzhou Xinlonghe Dye Chemical Co.,Ltd.

The main product is Basic dyes , Metal complex dyes , Dye intermediates