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Substance Name: Ferristene [USAN:INN:BAN]
RN: 155773-56-1


  • Oral magnetic particles composed of a ferrite-type crystalline iron oxide bound to a monodisperse nonbiodegradable organic polymer particles; not absorbed by the GI tract & does not cause systemic toxicity.

Classification Code

  • Diagnostic Aid (Paramagnetic)
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Links to Resources

Names and Synonyms

Name of Substance

  • Ferristene
  • Ferristene [USAN:INN:BAN]


  • Dynospheres M-035
  • Ferristene
  • Iron ferrite with carrier particles of monosized spheres of crosslinked poly(ammonium styrenesulfonate)

Systematic Name

  • Ferristene

Registry Numbers

CAS Registry Number

  • 155773-56-1

System Generated Number

  • 0155773561