• Hydrogen Technologies Standards form the basic framework for market ramp-up

    More information
  • Climate change Standards and specifications support climate targets

    More information
  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

    More information
Standards [CURRENT]

ABNT NBR 5752
Pozzolanic materials - Determination of the performance index with Portland cement at 28 days

Edition 2014-06-27
Original language Portuguese
Price from 18.50 €
Table of contents