Aspirin crystallization


The production of the globally popular drug aspirin or acetylsalicylic acid involves a crystallization operation, as well as the reaction of salicylic acid and acetic anhydride.

Download our application note and learn how, by utilizing real-time concentration measurements by Vaisala Polaris™ Refractometer, pharmaceutical manufacturers can:


  • Control crystallization operations
  • Monitor the mother liquor concentrations

The application note explains in more detail the benefits of using refractive index in pharmaceutical manufacturing and why refractometer is ideal for pharmaceutical manufacturing. The note also includes recommended installation points for best performance.

Download the application note (PDF) by filling the form.

Discover all applications in Pharmaceutical drug manufacturing and biotechnology processes.


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