1. BS EN ISO 20763:2004. Petroleum and related products - Determination of anti-wear properties of hydraulic fluids - Vane pump method

2. BS EN ISO 20783-1:2011. Petroleum and related products - Determination of emulsion stability of fire-resistant fluids - Part 1: Fluids in category HFAE

3. BS EN ISO 20783-2:2003. Petroleum and related products - Determination of emulsion stability of fire-resistant fluids - Part 2: Fluids in category HFB

4. BS EN ISO 20815:2010. Petroleum, petrochemical and natural gas industries - Production assurance and reliability management (ISO 208152008, corrected version 2009-06-15)

5. BS EN ISO 20823:2003. Petroleum and related products - Determination of the flammability characteristics of fluids in contact with hot surfaces - Manifold ignition test

6. BS EN ISO 20843:2011. Petroleum and related products - Determination of pH of fire-resistant fluids within categories HFAE, HFAS and HFC

7. BS EN ISO 20844:2004. Petroleum and related products - Determination of the shear stability of polymer-containing oils using a diesel injector nozzle

8. BS EN ISO 20846:2011 BS 2000-490:2011. Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method (ISO 208462011)

9. BS EN ISO 20847:2004 BS 2000-496:2004. Methods of test for petroleum and its products - BS 2000-496 Petroleum products - Determination of sulfur content of automotive fuels - Energy-dispersive X-ray

10. BS EN ISO 20884:2011 BS 2000-497:2011. Petroleum products - Determination of sulfur content of automotive fuels - Wavelength-dispersive X-ray fluorescence spectrometry (ISO 208842011)