Table 1 Selected properties of the fuels burned by the A350–900 during the test sequences

From: Fuel sulfur content can modulate contrail ice crystal numbers

Fuel

Ultra-low-sulfur

Low-sulfur

Medium-sulfur

ECLIF3-1

ECLIF3-1

World average

 

HEFA-SPK

Jet A-1

blend fuel

HEFA-SPK

Jet A-1

Jet A-1 (2006)

Components

100%

100%

38% HEFA-SPK+

100%

100%

 
 

HEFA-SPK

Jet A-1

62 % Jet A-1

HEFA-SPK

Jet A-1

 

Hydrogen content [%m/m]

15.18

14.25

14.39

15.11

14.08

13.89

Carbon content [%m/m]

84.82

85.74

85.56

84.89

85.90

N/A

Sulfur content [%m/m]

0.0003

0.0125

0.0505

0.0007

0.0211

0.0460

Aromatics [%v/v]

<0.1

13.4

10.8

N/A

13.4

19.2

  1. Fuel properties were analyzed according to ASTM standards. World average fuel data were obtained from the CRC World Fuel Survey35.