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Alizarin red

  Post Date: Jul 30,2019
  Expiry Date: Jul 29,2020
  Detailed Description: Cas No. :130-22-3 Alizarin red
CAS NO.: 130-22-3
Byname: Alizarine S, Alizarin red WS, Alizarin red S, Alizarin sulfonic acid sodium salt.
Molecular formula: C14H5O2(OH)2SO3Na • H2O
Molecular weight: 360.27
Property : Orange powder, easy dissolved in water and ethanol, water solution is yellowish dissolved in ammonia spirit , is purple. and dissolved in benzene,chloroform.general reagents drying content (about 70%.)
Range of PH: 4.0 ~6.0 (yellow to orange), 6.0 ~12.0 (orange to purple)
Use: acid-base indicator, biological stain
Sensitivity test (acid and alkali): passed
Sensitivity test (aluminum) : passed
Solubility test in water: Passed
Residue on ignition (sulfate): 25% Max.
Organic impurity test : passed
biologicly dyeing test : passed

  CAS Registry Number:


  Synonyms: C.I. 58005;C.I. Mordant Red 3;Sodium alizarinesulfonate;DIAMOND RED W;CI 58005;CI NO 58005;LABOTEST-BB LT00159822;3,4-DIHYDROXY-2-ANTHRAQUINONESULFONIC ACID, SODIUM SALT;3,4-DIHYDROXY-9,10-DIOXO-2-ANTHRACENESULFONIC ACID, SODIUM SALT;9,10-DIHYDRO-3,4-DIHYDROXY-9,10-DIOXO-2-ANTHRACENESULFONIC ACID, SODIUM SALT;ALIZARIN SULFONIC ACID SODIUM SALT;Acid Chrome Red S-80;C.I.Mordant Red 3;Acid Mordant Red S-80;sodium 3,4-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-sulfonate;Alizarin Red S;Alizarin red;
  Molecular Formula: C14H7NaO7S
  Molecular Weight: 342.2551
  Molecular Structure: 130-22-3 Mordant Red 3
  Hazard Symbols:  Xi:Irritant;
  Risk Codes: R36/37/38:;
  Safety Description: S26:;

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