Naphthol AS Instruction

• Post Date:

  Apr 07,2017

• Expiry Date:

  Oct 04,2017

• Detailed Description:

  Structure:
  

  CAS NO.:92-77-3

  Product Code:0212005

  Chemical Name:1-Hydroxy-3-Naphthoyl-anilide

  Formola:C17H13NO2

  Mole.WT.:263.28

  C.L.色酚:

  C.L.Azoic coupling component 2(37505)

  Physical Properties:Appearance is buff yellow powder and can not be dissoloved in water and sodium carbonate solution,but can be dissolved in natrium hydroxide solution which appears yellow,dissolved in heat nitroben-zene,In ethanol a little.

  Specification:

  Appearance	Buff yellow homogeneous powder
  Strength,%	100±3(standard)
  Shade	Similar with the standard
  Purity,%	≥99.0
  2:3Acid,%	≤ 0.15
  Intial M.P.as dry,℃	≥247.0
  Alkali insoluble matter,%	≤ 0.1

  Uses:

  For dyeing and printing on cotton,viscous textile and used in manufacturing of organic pigments.

• Company:

  Jiaozhou Fine Chemicals Co. Ltd.     [ China ]        

• Contact:

  Manager Wang

• Tel:

  0086-359-3352201

• Fax:

  0086-359-3352201

• Email:

  bobzgq@163.com