I.S. EN ISO 28399:2020
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Dentistry - External tooth bleaching products
Hardcopy , PDF
04-05-2021
English
12-04-2020
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
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Requirements
6 Measurements and test methods
7 Packaging, marking and information to be supplied by the manufacturer
Annex A (informative) Test method for the measurement of hydrogen peroxide concentration
Annex B (informative) Light microscopy method for measuring erosion of enamel and dentine caused by external tooth bleaching products
Annex C (informative) Test method for laboratory assessment of tooth bleaching efficacy
Bibliography
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