indigo powder

• Post Date:

  Nov 05,2013

• Expiry Date:

  May 04,2014

• Detailed Description:

  Property and usage
  It is a kind of blue powder of reducing dye, and is the initial product of indigo. It is produced by dry the filter cake from the former section. It is insoluble in water, ethanol and ethyl either, but soluble in melt benzoyl oxide. It si mainly used in the dyeing and printing of cotton fiber, and is the special dye for jean fabric.It can also be processed into food dye and biochemical agent.
  Quality index
  Appearance:Homogenic dark blue powder
  Color light: similar as the standard sample
  Strength,%:equal to 100 percent of standard sample
  Content,%≥94.0,96.0
  Moisture content,%≤1.0
  Degree of finesse（passing through the 60#screen mesh),%≥95
  PH value7
  

• Company:

  Liyang Skyblue Chemical Co., LTD     [ China ]        

• Contact:

  femipeng

• Tel:

  86-519-87671878

• Fax:

  86-519-87681198

• Email:

  femifullimex@gmail.com