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ILNAS-EN ISO 7491:2000 Edition 09/2000
Dental materials - Determination of colour stability (ISO 7491:2000)
  •  
  • 17.2 / copy
  •  
 

Status

Standard - Active

Origin

Technical Committee :
CEN/TC 55 : Dentistry

Implementation

start of the vote on the project    24/09/1998   date of ratification (dor)    01/09/2000
end of the vote on the project    24/02/1999   date of anouncement (doa)    31/12/2000
start of the vote on the final project    20/04/2000   date of publication (dop)    31/03/2001
end of the vote on the final project    20/06/2000   date of withdrawal (dow)    31/03/2001


Publication Official Journal
of the Grand-Duchy of Luxembourg
06/12/2000
Reference

Relations

Evolutions

Relations to older standards
ILNAS-EN 27491:1991

Relations to international standards
ISO/WD 7491 

International Classification for Standards (ICS codes) :

11.060.10 : Dental materials

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