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Substance Name: Wastes, ferrous metal pickling
RN: 65996-75-0


  • TSCA Definition 2017: The solution of an appropriate pickling acid or combination of acids containing any of the elements, oxides, or salts present in steel. Pickling acids include hydrochloric, hydrofluoric, nitric, phosphoric, and sulfuric acids.

Molecular Formula

  • Unspecified

Classification Code

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Links to Resources

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Names and Synonyms


  • EINECS 266-008-3

Systematic Name

  • Wastes, ferrous metal pickling

Registry Numbers

CAS Registry Number

  • 65996-75-0

System Generated Number

  • 0065996750