Alizarin 97%

Alizarin 97% is a highly purified form of alizarin, a naturally occurring dye with a deep red color. It is a solid material, usually found as a fine powder, with a purity of at least 96% but typically closer to 97%.

Here's a more detailed description of Alizarin 97%:

• Chemical Properties:

  • CAS Number: 72-48-0
  • Molecular Formula: C14H8O4
  • Molecular Weight: 240.21 g/mol
  • Melting Point: 287-289 °C
  • Solubility: Slightly soluble in water, soluble in aromatic solvents, ether, hot methanol, moderately soluble in ethanol

• Applications:

  • Alizarin 97% has various applications, including:
    • Dyeing textiles: Historically, alizarin was one of the most important natural dyes, used to produce rich red colors on fabrics.
    • Biological staining: Alizarin can be used as a stain in biological microscopy, particularly for calcium deposits in bones and tissues.
    • Manufacturing: Alizarin may be used in the production of other dyes and pigments.

• Safety:

  • Alizarin 97% can be an irritant, so it's important to handle it with care. Wear gloves, eye protection, and a respirator when working with it. Consult the safety data sheet (SDS) for more information on safe handling procedures.