1. BS EN 771-6:2011 + A1:2015. Specification for masonry units - Part 6: Natural stone masonry units

2. BS EN 772-1:2011 + A1:2015. Methods of test for masonry units - Part 1: Determination of compressive strength

3. BS EN 772-10:1999. Methods of test for masonry units - Part 10: Determination of moisture content of calcium silicate and autoclaved aerated concrete units

4. BS EN 772-11:2011. Methods of test for masonry units - Part 11

5. BS EN 772-13:2000. Methods of test for masonry units - Part 13: Determination of net and gross dry density of masonry units (except for natural stone

6. BS EN 772-14:2002. Methods of test for masonry units - Part 14: Determination of moisture movement of aggregate concrete and manufactured stone masonry units)

7. BS EN 772-15:2000. Methods of test for masonry units - Part 15: Determination of water vapour permeability of autoclaved aerated concrete masonry units

8. BS EN 772-16:2011. Methods of test for masonry units - Part 16: Determination of dimensions

9. BS EN 772-18:2011. Methods of test for masonry units - Part 18: Determination of freeze-thaw resistance of calcium silicate masonry units

10. BS EN 772-19:2000. Methods of test for masonry units - Part 19: Determination of moisture expansion of large horizontally perforated clay masonry units