Ostwald may refer to:

  • Friedrich Wilhelm Ostwald, the physico-chemist (awarded the Nobel Prize in Chemistry, 1909)
  1. Ostwald's rule of polymorphism: in general, the least stable polymorph crystallizes first
  2. The Ostwald Process, a synthesis method for making nitric acid from ammonia
  3. Ostwald ripening, a crystallization effect
  4. Ostwald color system

See also

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