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BS EN ISO 28399:2021 – TC

BS EN ISO 28399:2021 – TC

$186.33

Tracked Changes. Dentistry. External tooth bleaching products

Published By Publication Date Number of Pages
BSI 2021 76
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PDF Catalog

PDF Pages PDF Title
46 undefined
50 Foreword
51 Introduction
53 1 Scope
2 Normative references
3 Terms and definitions
54 4 Classification
4.1 General
4.2 Products for professional application
4.3 Products for consumer application
55 5 Requirements
5.1 Concentration of active ingredients for bleaching
5.2 Surface microhardness
5.3 Surface erosion
6 Measurements and test methods
6.1 Preparation of tooth specimens
6.2 Preparation and application of tooth bleaching product
6.3 Surface microhardness
7 Packaging, marking and information to be supplied by the manufacturer
7.1 General
56 7.2 Packaging
7.3 Marking and instructions for use
57 Annex A (informative) Test method for the measurement of hydrogen peroxide concentration
58 Annex B (informative) Light microscopy method for measuring erosion of enamel and dentine caused by external tooth bleaching products
71 Annex C (informative) Test method for laboratory assessment of tooth bleaching efficacy
74 Bibliography

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BS EN ISO 28399:2021 - TC
$186.33