COUPLER 5

• Post Date:

  Jul 10,2013

• Expiry Date:

  Jul 10,2014

• Detailed Description:

  Cas No. :7153-21-1 Payment Method: T/T OR L/C
  Sodium 2,7-dihydroxyl naphthalene-3,6-disulfonate (COUPLER 5)
  Molecular Formula: C10H6Na2O8S2
  Uses: used as blueprint coupling ingredient.
  Content: ≥97%
  Molecular Weight: 364
  Iron: 10PPM
  Moisture: <1%
  Appearance: cyan grey to greyish white powder
  woven bag lined with plastic bag, net weight: 25kg or 50kg/bag.
  

• CAS Registry Number:

  7153-21-1

• Synonyms:

  ;Sodium 2,7-dihydroxyl naphthalene-3,6-disulfonate;7-naphthalenedisulfonicacid,3,6-dihydroxy-disodiumsalt;3,6-DIHYDROXYNAPHTHALENE-2,7-DISULFONIC ACID DISODIUM SALT;2,7-DIHYDROXYNAPHTHALENE-3,6-DISULFONIC ACID DISODIUM SALT;2,7-DIHYDROXY NAPHTHALENE-3,6-DISULFONIC ACID SODIUM SALT;DISODIUM 3,6-DIHYDROXYNAPHTHALENE-2,7-DISULFONATE;disodium 3,6-dihydroxynaphthalene-2,7-disulphonate;2,7-Dihydroxy-3,6-naphthalenedisulfonic acid disodium salt;3,6-DIHYDROXYNAPHTHALENE-2,7-DISULFONIC ACID, DISODIUM SALT, TECH., 92+%;(3,6-dihydroxy-7-sodiooxysulfonyl-2-naphthyl)sulfonyloxysodium;

• Molecular Formula:

  C₁₀H₆Na₂O₈S₂

• Molecular Weight:

  364.2594

• Molecular Structure:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36/37/38:;
  

• Safety Description:

  S26:;
  S36:;
  

• Company:

  CHINA FACTORIES GROUP COMPANY     [ China ]        

• Contact:

  sol zhou

• Tel:

  86-755-89802484

• Fax:

  86 755 26600300

• Email:

  hkcfgc@163.com