1. BS EN 1409:2008. Chemicals used for water treatment intended for human consumption - Polyamines

2. BS EN 1410:2008. Chemicals used for treatment of water intended for human consumption - Cationic polyacrylamides

3. BS EN 1411:1996. Plastics piping and ducting systems - Thermoplastics pipes - determination of resistance to external blows by the staircase method

4. BS EN 1417:2014. Plastics and rubber machines - Two-roll mills - Safety requirements

5. BS EN 1418:1998. Welding personnel - Approval testing of welding operators for fusion welding and resistance weld setters for fully mechanized and automatic welding of metallic materials

6. BS EN 1420:2016. Influence of organic materials on water intended for human consumption - Determination of odour and flavour assessment of water in piping systems

7. BS EN 1421:2012. Chemicals used for treatment of water intended for human consumption - Ammonium chloride

8. BS EN 1425:2012. Bitumen and bituminous binders - Characterization of perceptible properties

9. BS EN 1426:2015. Bitumen and bituminous binders - Determination of needle penetration

10. BS EN 1427:2015. Bitumen and bituminous binders - Determination of the softening point - Ring and Ball method