Standard

NS-EN 21563:1991

Withdrawn

Corrigendums and amendments are bought separately.

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Abstract

Establishment of the classification of and specification of the requirements for impression materials in powder form containing an alginate as the gel-forming ingredient. This standard replaces ISO/R 1563/1970 of which it constitutes a technical revision. The figures show the different test apparatus, instruments and components.

Document information

  • Standard from SN
  • Published:
  • Withdrawn:
  • Edition: 1991-11
  • Version: 1
  • Document type: NAT
  • ICS 11.060.10
  • National Committee SN/K 109

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