1. BS ISO 4433-1:1997 BS 2782:11 Method 1161A:1998 Thermoplastics pipes - Resistance to liquid chemicals - Classification - Part 1: Immersion test method

2. BS ISO 4433-2:1997 BS 2782:11 Method 1161B:1998 Thermoplastics pipes - Resistance to liquid chemicals - Classification - Part 2: Polyolefin pipes

3. BS ISO 4437-1:2014 Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 1: General

4. BS ISO 4437-2:2014 Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 2: Pipes

5. BS ISO 4437-3:2014 Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 3: Fitting

6. BS ISO 4437-4:2015 Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 4: Valve

7. BS ISO 4437-5:2014 Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 5: Fitness for purpose of the system

8. BS ISO 4548-13:2013 Methods of test for fullflow lubricating oil filters for internal combustion engines - Part 13: Static burst pressure test for composite filter housings

9. BS ISO 4548-14:2016 Methods of test for fullflow lubricating oil filters for internal combustion engines - Part 14: Cold start simulation and hydraulic pulse duraЬility for composite filter housings

10. BS ISO 4548-15:2014 Methods of test for fullflow lubricating oil filters for internal combustion engines - Part 15: Vibration fatigue test for composite filter housings