This websites use cookies. By continuing to browse the site you are agreeing to our use of cookies. For more details about cookies and how to manage them, see our cookie policy.

Super Unleaded Petrol

Premium or Super Unleaded has an increased octane rating, also known as research octane number (RON). Regular Unleaded has an Octane rating of 95 RON, whereas Super Unleaded will have a minimum of 97 RON.

Super Unleaded Petrol EN 78000

Download Full specification  
Property Units   Limits Test method (notes)
MIN MAX
Research Octane Number, RON - 97.0 - BS EN ISO 5164
Motor Octane Number, MON - 86.0 - ISO 2163
Lead Content mg/l - 5.0 BS EN 237
Density @ 15°C kg/m³ 720.0 775.0 BS EN ISO 3675 / 12185
Sulphur Content mg/kg - 10.0 BS EN ISO 20846 / 20847 / 20884
Oxidation Stabilty Minutes 360 - BS EN ISO 7536
Existent Gun Content mg/100ml - 5.0 BS EN ISO 6246
Copper Corrosion 3hr @ 50°C Class 1 - BS EN ISO 2160
Appearance - Clear and bright - Visual
Hydrocarbon Type Content
Olefin Content % v/v - 18.0 ASTM D1319 / BS EN 14517
Aromatics Content % v/v - 35.0 ASTM D1319 / BS EN 14517
Benezene Content % v/v - 1.0 BS EN 12177 / 238 / 14571
Oxygen Content % m/m - 2.7 BS EN 1601 / 13132
Oxygenates Content
Methanol - - 3.0
Ethanol - including Bioethanol % v/v - 5.0
Iso-Propyl Alcohol % v/v - 10.0
Iso-Butyl Alcohol % v/v - 10.0
Tert-Butyl Alcohol % v/v - 7.0
Ethers (5 or more C atoms) % v/v - 15.0
Other Oxygenates % v/v - 10.0
Vapour Pressure (DVPE)
Summer (1 June – 31 August) kPa 45.0 70.0
Intermediate (1 September – 15 October) kPa 45.0 100.0
Winter (16 October – 15 April) kPa 70.0 100.0
Intermediate (16 April – 31 May) kPa 45.0 100.0
Vapour Lock Index (10VP + 7E70)
16 April – 31 May - - 1250.0
1 September – 15 October - - 1250.0
% Evaporated @ 70°C, E70
Transition (16 April – 31 May) v/v 20.0 50.0 BS 2000-123
Summer (1 June – 31 August) v/v 20.0 48.0 BS 2000-123
Transition (1 September – 15 October) v/v 20.0 50.0 BS 2000-123
Winter (16 October – 15 April) v/v 22.0 50.0 BS 2000-123
% Evaporated @ 100°C, E100 v/v 46.0 71.0 BS 2000-123
% Evaporated @ 150°C, E150 v/v 75.0 - BS 2000-123
Final Boiling Point (FBP) °C °C 0 210 BS 2000-123
Distillation Residue % v/v - 2 BS 2000-123

Notes

1. The fuel covered by this standard is intended for use in petrol-engined road vehicles which require high octane unleaded petrol.
2. Parameters that do not form part of the BS EN 228 are routinely tested as per confidential agreements with individual
customers.

Key Facts

95%

Of customers rate our advice and expertise as good or excellent