I.S. EN 1423:2012

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
5 Testing, assessment and sampling methods
6 Evaluation of conformity
7 Marking
Annex A (normative) - Test method to determine
        the refractive index of the glass beads
Annex B (normative) - Test methods to determine
        the resistance of the glass beads to the effects
        of water, hydrochloric acid, calcium chloride
        and sodium sulphide
Annex C (normative) - Glass bead defects
Annex D (normative) - Test method to determine maximum
        weighted percentage of defective glass
        beads - Procedure
Annex E (normative) - Test method to determine the
        presence of the moisture proof coating
Annex F (normative) - Test method to determine the
        presence of floatation coating
Annex G (normative) - Test method to determine the
        friability index of the antiskid aggregates
Annex H (informative) - Alternative test methods to
        determine maximum weighted percentage of
        defective glass beads
Annex I (normative) - Test method to determine the
        presence of dangerous substances
Annex J (normative) - Test method to determine glass
        beads and antiskid aggregates ratio in mixtures
        of the two
Annex ZA (informative) - Clauses of this European
         Standard addressing the provisions of the EU
         Construction Products Directive
Bibliography

Defines the requirements applicable to glass beads, anti-skid aggregates, and the mixture of the two, which are applied as drop-on materials on road markings products (i.e. paints, cold plastics and thermoplastics).