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
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| 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.