DNDS Acid

• Post Date:

  Apr 04,2018

• Expiry Date:

  Oct 01,2018

• Detailed Description:

  

  Chemical name: 4,4-Dinitrostilbene-2,2-disulfonic acid
  Structural formula:
  
  Chemical formula: C₁₄H₁₀N₂O₁₀S₂
  Molecular weight: 430

  Quality index:

  Item	Index
  (1)Appearance	orange powder
  (2)Binitro acid content(gross dry product)%　　≥	80.0
  (3)binitrobenzyl compound (gross dry product )%　　　　≤	4.0
  (4)Other organic impurities(gross dry product )%　　　≤	2.0
  (5)Inorganic salt(gross dry product )%　　　　　　　≤	10.0
  (6)Water insolubles(gross dry product)%　　　　　　　≤	1.0

  Main use: it is an intermediate of dyes, can be used to manufacture DSD acid.

  Packing: 40kg plastic woven bag or upon clients' request.

• Company:

  Yanshi Dongyuan Chemical Co.,Ltd.     [ China ]        

• Contact:

  Xing Jinxia

• Tel:

  +86-379-67435819 +86-137836791

• Fax:

  +86-379-67436819

• Email:

  dy@dongyuanchem.com