acid red 73

• Post Date:

  Oct 10,2015

• Expiry Date:

  Apr 07,2016

• Detailed Description:

  Cas No. :5413-75-2 Chemical properties of
  
  Yellow light red powder. Red solution is dissolved in water, soluble in alcohol and soluble fiber, soluble in acetone, insoluble in other organic solvents. Diluted generated in sulfuric acid with reddish purple, red and brown precipitate; When nitric acid is blue, the olive brown turned orange. The aqueous solution of concentrated hydrochloric acid to generate dark brown precipitate, adding sodium hydroxide solution to generate dark brown precipitate. When dyeing color are darker in copper, iron ions. The characteristic of discharge.
  
  
  use
  
  For wool fabric dyeing, also used for dyeing of paper and leather. Can also be used in plastic, wood, spices, medicine, electrochemical coloring of aluminum and cement. Can also be used in the manufacture of ink. The heavy metal salt as a pigment.
  
  
  

• CAS Registry Number:

  5413-75-2

• Synonyms:

  ;Acid Red GR;C.I. 27290;C.I. Acid Red 73;C.I. Acid Red 73, disodium salt;C.I. Acid Red 73, disodium salt;Acid red 73;Crocein Scarlet MOO;brilliant crocein moo (C.I. 27290);sodium 6-hydroxy-5-(4-phenylazophenylazo)naphthalene-2,4-disulphonate;brillant crocein MOO;Brilliant Crocein MOO;Acid Red 73;7-oxo-8-({4-[(E)-phenyldiazenyl]phenyl}hydrazono)-7,8-dihydronaphthalene-1,3-disulfonate;disodium 7-hydroxy-8-[(E)-{4-[(E)-phenyldiazenyl]phenyl}diazenyl]naphthalene-1,3-disulfonate;disodium (8Z)-7-oxo-8-(2-{4-[(E)-phenyldiazenyl]phenyl}hydrazinylidene)-7,8-dihydronaphthalene-1,3-disulfonate;

• Molecular Formula:

  C₂₂H₁₄N₄Na₂O₇S₂

• Molecular Weight:

  556.4787

• Molecular Structure:

  

• Safety Description:

  S22:;
  S24/25:;
  

• Company:

  Hengshui bohai chemical technology co,LTD         

• Contact:

  Mz. jiang

• Tel:

  13383680107

• Fax:

  0318-2875788

• Email:

  2932510442@qq.com