I.S. EN 27491:1992
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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DENTISTRY - DENTAL MATERIALS - DETERMINATION OF COLOUR STABILITY OF DENTAL POLYMERIC MATERIALS
Hardcopy , PDF
23-07-2013
English
01-01-1992
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
0 Introduction
1 Scope and field of application
2 References
3 Method of test
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