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  1. Ammonia - Wikipedia

  2. Ammonia | Definition & Uses | Britannica

  3. Ammonia | NH3 | CID 222 - PubChem

  4. Properties and uses of ammonia | Britannica

  5. Ammonia (NH3) - Ammonia Structure, Preparation, Properties

  6. Ammonia - Chemical Safety Facts

  7. Ammonia - NIST Chemistry WebBook

  8. Hyperammonemia: High Ammonia Levels and What's Considered …

  9. Ammonia Formula & Structure - Purdue University

  10. Ammonia Levels: Causes, Symptoms & Treatment - Cleveland Clinic

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