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Naphthol AS Instruction

Inquiry
  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
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