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Substance Name: Slack wax (petroleum), clay-treated
RN: 90669-78-6


  • A complex combination of hydrocarbons obtained by treatment of a petroleum slack wax fraction with natural or modified clay in either a contacting or percolation process. It consists predominantly of saturated straight and branched hydrocarbons having carbon numbers predominantly greater than C20.
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Names and Synonyms


  • EC 292-660-3
  • EINECS 292-660-3

Systematic Name

  • Slack wax (petroleum), clay-treated

Registry Numbers

CAS Registry Number

  • 90669-78-6

System Generated Number

  • 0090669786