RWA/772
WTO/TBT
RW Rwanda
  • 91 - Construction materials and building
2023-03-24
2023-01-24

Mineral materials and products (ICS code(s): 91.100.15)

DRS 549: 2023, Natural stone test method — Determination of water absorption at atmospheric pressure; (11 page(s), in English)

This Draft Rwanda standard specifies a method for determining the water absorption of natural stone – see DRS 515 for terminology and DRS 5278 for denomination - by immersion in water at atmospheric pressure.