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prNS-EN 12697-47:2021

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Note: This standard has a new edition: NS-EN 12697-47:2023

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Abstract

This document describes a test method to determine the ash content in natural asphalts (including lake asphalts), binders containing natural asphalts or bitumens. For the method to apply, it is essential that any mineral matter in the binder be finely divided and cannot exceed 45 % by mass.

Document information

  • Standard from SN
  • Published:
  • Edition: 2021-10
  • Version: 1
  • Document type: NAT
  • ICS 93.080.20
  • National Committee SN/K 363

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