Statoil, operator of Ormen Lange field, has updated the assay of Ormen Lange condensate.
The previous assay appeared in OGJ, May 3, 2010, p. 68, with a map showing the field's location.
Whole crude*
API gravity at 60/60° F.: 60.36
Total sulfur, wt %: 0.01
Total acid no., mg KOH/g: 0.05
Total nitrogen, ppm: 2
Basic nitrogen, ppm: 3
Reid vapor pressure, kPa: 73
Vis. at 20° C., cst: 0.88
Vis. at 40° C., cst: 0.70
Viscosity V50 value: –6.40
UOP K factor: 12.2
Pour point, °C.: –45
Wax (Shell), wt %: 0.2
Wax (non-Shell), wt %: 0.2
Congealing point wax, °C.: 45
C2 & lighter, wt %: 0.01
C3, wt %: 0.81
i-C4, wt %: 1.06
n-C4, wt %: 2.16
i-C5, wt %: 3.11
n-C5, wt %: 3.28
C5H10, wt %: 0.40
C6, wt %: 3.50
C6 isoparaffins, wt %: 5.00
Calc. gross cal. value, kJ/kg: 47,135
Atmospheric distillation
i-C5 to 65° C.
Yield on crude, wt %: 11.8
Yield on crude, vol %: 13.4
Cumulative yield, wt %: 15.8
Density at 15° C., g/cc: 0.645
Total sulfur, wt %: 0.001
Research octane no. (clear): 77.0
Motor octane no. (clear): 77.0
Normal paraffins, wt %: 27.8
Total paraffins, wt %: 96.6
Total naphthenes, wt %: 3.4
65-100° C.
Yield on crude, wt %: 22.3
Yield on crude, vol %: 22.6
Cumulative yield, wt %: 38.1
Density at 15° C., g/cc: 0.724
Mercaptan sulfur, ppm: 1.0
Total sulfur, wt %: 0.001
Research octane no. (clear): 58.0
Motor octane no. (clear): 56.0
Normal paraffins, wt %: 29.4
Total paraffins, wt %: 48.3
Total naphthenes, wt %: 48.9
Total aromatics, wt %: 2.8
100-150° C.
Yield on crude, wt %: 25.8
Yield on crude, vol %: 25.2
Cumulative yield, wt %: 63.9
Density at 15° C., g/cc: 0.754
Mercaptan sulfur, ppm: 3.0
Total sulfur, wt %: 0.003
Total nitrogen, ppm: 0.1
Total acid no., mg KOH/g: 0.01
Research octane no. (clear): 47.0
Motor octane no. (clear): 45.0
Normal paraffins, wt %: 12.9
Total paraffins, wt %: 48.3
Total naphthenes, wt %: 41.4
Total aromatics, wt %: 10.3
150-200° C.
Yield on crude, wt %: 15.6
Yield on crude, vol %: 14.8
Cumulative yield, wt %: 79.5
Density at 15° C., g/cc: 0.774
Vis. at 20° C., cst: 1.24
Viscosity V50 value: –2.65
Mercaptan sulfur, ppm: 4.0
Total sulfur, wt %: 0.005
Total nitrogen, ppm: 0.4
Total acid no., mg KOH/g: 0.01
Normal paraffins, wt %: 22.3
Total paraffins, wt %: 64.6
Total naphthenes, wt %: 22.7
Total aromatics, wt %: 12.7
FIA aromatics, vol %: 12
Naphthalenes, vol %: 0.47
Smoke point, mm: 32
Freeze point, °C.: –66
Cetane index (IP218): 50
Refractive index at 20° C.: 1.4305
UOP K factor: 12.0
200-250° C.
Yield on crude, wt %: 11.1
Yield on crude, vol %: 10.3
Cumulative yield, wt %: 90.6
Density at 15° C., g/cc: 0.798
Vis. at 40° C., cst: 1.63
Viscosity V50 value: 4.06
Mercaptan sulfur, ppm: 1.0
Total sulfur, wt %: 0.001
Total nitrogen, ppm: 2.0
Basic nitrogen, ppm: 8
Total acid no., mg KOH/g: 0.02
FIA aromatics, vol %: 8
Naphthalenes, vol %: 1.57
Smoke point, mm: 30
Freeze point, °C.: –38
IP391 aromatics, wt %: 9
Cloud point, °C.: –41
Pour point, °C.: –44
Cetane no.: 56
Cetane index (IP218): 56
Refractive index at 20° C.: 1.4415
UOP K factor: 12.1
250-300° C.
Yield on crude, wt %: 6.0
Yield on crude, vol %: 5.4
Cumulative yield, wt %: 96.7
Density at 15° C., g/cc: 0.814
Vis. at 40° C., cst: 2.95
Viscosity V50 value: 9.65
Mercaptan sulfur, ppm: 1.0
Total sulfur, wt %: 0.001
Total nitrogen, ppm: 14.0
Basic nitrogen, ppm: 16.0
Total acid no., mg KOH/g: 0.03
FIA aromatics, vol %: 9
Naphthalenes, vol %: 2.38
Smoke point, mm: 26
Freeze point, °C.: –12
IP391 aromatics, wt %: 10
Cloud point, °C.: –16
Pour point, °C.: –18
Cetane no.: 58
Cetane index (IP218): 63
Refractive index at 20° C.: 1.4515
UOP K factor: 12.2
300-350° C.
Yield on crude, wt %: 2.4
Yield on crude, vol %:2.2
Cumulative yield, wt %: 99.1
Density at 15° C., g/cc: 0.827
Vis. at 40° C., cst: 5.75
Viscosity V50 value: 14.7
Total sulfur, wt %: 0.002
Total nitrogen, ppm: 28.0
Basic nitrogen, ppm: 17.0
Total acid no., mg KOH/g: 0.04
IP391 aromatics, wt %: 11
Cloud point, °C.: 7
Pour point, °C.: 5
Cetane no.: 60
Cetane index (IP218): 69
Refractive index at 20° C.: 1.4575
UOP K factor: 12.4
350-370° C.
Yield on crude, wt %: 0.4
Yield on crude, vol %: 0.4
Cumulative yield, wt %: 99.5
Density at 15° C., g/cc: 0.836
Vis. at 40° C., cst: 11.0
Viscosity V50 value: 18.6
Total sulfur, wt %: 0.03
Total nitrogen, ppm: 38.0
Basic nitrogen, ppm: 17.0
Total acid no., mg KOH/g: 0.05
Cloud point, °C.: 18
Pour point, °C.: 16
Cetane index (IP218): 74
Refractive index at 20° C.: 1.4603
UOP K factor: 12.5
370°+ C.
Yield on crude, wt %: 0.5
Yield on crude, vol %: 0.4
Cumulative yield, wt %: 100.0
Density at 15° C., g/cc: 0.848
Density at 70° C., g/cc: 0.809
Vis. at 60° C., cst: 12.9
Vis. at 100° C., cst: 4.76
Vis. V50 value: 22.7
Total sulfur, wt %: 0.05
Total nitrogen, ppm: 62.0
Basic nitrogen, ppm: 18.0
Total acid no., mg KOH/g: 0.06
Pour point, °C.: 25
Wax (Shell), wt %: 13.8
Wax (non-Shell), wt %: 11.4
Congealing point wax, °C.: 56
Refractive index at 70° C.: 1.4407
Molecular wt., g/mol: 379
UOP K factor: 12.6
Ring index, wt %: 19.1
UV total aromatics, wt %: 3.9
Tetra + aromatics, wt %: 0.7
Ash, wt %: 0.002
Vacuum distillation
370-475° C.
Yield on crude, wt %: 0.5
Yield on crude, vol %: 0.4
Cumulative yield, wt %: 100.0
Density at 15° C., g/cc: 0.848
Density at 70° C., g/cc: 0.808
Vis. at 60° C., cst: 12.5
Vis. at 100° C., cst: 4.63
Vis. V50 value: 22.5
Total sulfur, wt %: 0.05
Total nitrogen, ppm: 59.0
Basic nitrogen, ppm: 18.0
Total acid no., mg KOH/g: 0.06
Pour point, °C.: 24
Refractive index at 70° C.: 1.4406
Molecular wt., g/mol: 377
UOP K factor: 12.6
Ring index, wt %: 19.0
UV total aromatics, wt %: 3.9
Tetra + aromatics, wt %: 0.6
475-525° C.
Cumulative yield, wt %: 100.0
Density at 15° C., g/cc: 0.884
Density at 70° C., g/cc: 0.846
Vis. at 60° C., cst: 162
Vis. at 100° C., cst: 27.5
Vis. V50 value: 32.4
Total sulfur, wt %: 0.20
Total nitrogen, ppm: 190.0
Basic nitrogen, ppm: 23.0
Total acid no., mg KOH/g: 0.07
Pour point, °C.: 38
Refractive index at 70° C.: 1.4448
Molecular wt., g/mol: 516
UOP K factor: 12.6
Ring index, wt %: 26.1
UV total aromatics, wt %: 3.9
Tetra + aromatics, wt %: 1.2
Microcarbon residue, wt %: 1.2
525-565° C.
Cumulative yield, wt %: 100.0
Density at 15° C., g/cc: 0.907
Density at 70° C., g/cc: 0.869
Vis. at 60° C., cst: 1,136
Vis. at 100° C., cst: 99.8
Vis. V50 value: 37.1
Total sulfur, wt %: 0.37
Total nitrogen, ppm: 392.0
Basic nitrogen, ppm: 33.0
Total acid no., mg KOH/g: 0.07
Pour point, °C.: 44
Refractive index at 70° C.: 1.4468
Molecular wt., g/mol: 589
UOP K factor: 12.5
Ring index, wt %: 31.2
UV total aromatics, wt %: 4.1
Tetra + aromatics, wt %: 1.6
C7 asphaltenes, wt %: 0.04
Microcarbon residue, wt %: 5.7
Nickel, ppm: 0.1
565°+ C.
*Sample date: May 7, 2010; assay date: June 25, 2010; issue date: July 2, 2010. General notes: Hg = 3 ppb; low total acid number; As = 1.25; H2S = 1 ppm. "All values in this report are calculated smoothed data."Cumulative yield, wt %: 100.0
Density at 15° C., g/cc: 0.932
Density at 70° C., g/cc: 0.894
Vis. at 100° C., cst: 531.0
Vis. at 130° C., cst: 110.0
Vis. V50 value: 41.6
Total sulfur, wt %: 0.55
Total nitrogen, ppm: 851.0
Basic nitrogen, ppm: 77.0
Total acid no., mg KOH/g: 0.06
Pour point, °C.: 40
Wax (Shell), wt %: 9.3
Wax (non-Shell), wt %: 8.3
Congealing point wax, °C.: 71.0
Molecular wt., g/mol: 661
UOP K factor: 12.4
C7 asphaltenes, wt %: 1.65
Microcarbon residue, wt %: 14.0
Ash, wt %: 1.13
Vanadium, ppm: 2.0
Nickel, ppm: 11
Penetration at 25° C., mm/10: 8
Softening point, °C.: 41
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