P. 3 ~ Continued - GUIDE TO WORLD CRUDES: Statoil issues Snohvit condensate update

Nov. 7, 2011

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240°+ C.

Yield on crude, mass %: 8.03

Yield on crude, vol %: 7.04

Density at 15° C., kg/l.: 0.8372

Specific gravity at 60/60° F.: 0.8376

API gravity at 60/60° F.: 37.4

Sulfur, mass %: 0.144

Total acid no., mg KOH/g: <0.01

Aromatics (HPLC1)

Total, mass %: 21.6

Monoaromatics, mass %: 12.7

Diaromatics, mass %: 8.4

Polycyclic aromatics, mass %: 0.5

Aniline point, °C.: 76.0

Watson K-factor: 11.9

Cloud point, °C.: -5

Cold-filter plugging point, °C.: –9

Pour point, °C.: –11

Cetane no.: 58.6

Cetane index (D-976): 52.7

Calculated cetane index (D-4737): 57.8

Conradson carbon residue, mass %: <0.1

Kin. vis. at 20° C., cst: 5.52

Kin. vis. at 50° C., cst: 2.76

Nitrogen, mg/kg: 30

Basic nitrogen, mass %: 0.001

Refracxtive index at 67º C.: 1.448

Vanadium, mg/kg: <0.1

Nickel, mg/kg: <0.1

Asphaltenes, mass %: NA

n-Pentanes insolubes, mass %: <0.01

Ash, mass %: <0.001

Distillation D-86 (50%), °C.: 272.6

Composition, mass %

Normal paraffins

Methane: <0.01

Ethane: <0.01

Propane: <0.01

Butane: 1.05

Pentane: 8.57

Hexane: 5.05

Heptane: 3.56

Octane: 2.68

Nonane: 1.82

Total n-paraffins: 22.73

C4 hydrocarbons

i-Butane: 0.05

Test methods: Snohvit condensate

Density at 15° C., kg/l.: D-4052/D-5002

Dry oil density at 15° C., kg/l.: IP479

Total sulfur, mass %: D-4294

Total sulfur, mass %: D-5453 for sulfur content less than 0.01%

Hydrogen sulfide, pos./neg.: lead acetate paper

Mercaptan sulfur, mg/kg: D-3227

n-Paraffins, mass %: GC*

i-Paraffins, mass %: GC

Naphthenes, mass %: GC

Aromatics, mass %: GC

Benzene, mass %: GC

Aromatics (HPLC*), mass %: D-6591

Naphthalene, vol %: D-1840

Watson K: UOP 375

Vapor pressure (DVPE*), kPa: D-5191

Reid vapor pressure, kPa: D-323

Flash point (Pensky Martens), °C.: D-93

Freezing point, °C.: D-2386

Cloud point, °C.: D-5772

Pour point, °C.: D-5853/D-5950

Cold filter plugging point, °C.: IP 309

Kin. viscosity at 20° C., cSt: D-445

Kin. viscosity at 40° C., cSt: D-445

Kin. viscosity at 50° C., cSt: D-445

Kin. viscosity at 80° C., cSt: D-445

Kin. viscosity at 100° C., cSt: D-445

Aniline point, °C.: D-611

Research octane number (RON): D-2699

Motor octane number (MON): D-2700

Cetane index: D-976

Calculated cetane index: D-4737 Method A

Cetane number: D-613

Smoke point, mm: D-1322

Distillation of whole crude up to 375° C.: D-2892

Distillation of individual fractions: D-86

Simulated distillation: IP PM-CF/98

Total acid number (TAN), mgKOH/g: D-664

Copper corrosion: D-130

Nitrogen, <100 mg/kg: D-4629

Nitrogen, >40 mg/kg: D-5762

Basic nitrogen, mass %: UOP 269

Vanadium (V), mg/kg: ICP

Nickel (Ni), mg/kg: ICP

Sodium (Na), mg/kg: ICP

Mercury (Hg), μg/kg: FIMS* (with in-house method)

Salt as NaCl, mg/l.: IP 265

Color (ASTM): D-1500

Carbon residue (micromethod), mass %: D-4530

Asphaltenes, mass %: IP 143

n-C5 insolubles, mass %: D-4055

Ash, mass %: D-482

Penetration at 25° C., 0.1 mm: D-1321

Refractive index at 67° C.: Abbe refractometer

Wax content, mass %: UOP 46 (mod. acetone precip.)

Water content, mass %: D-4928

Compositional analysis of crude oil, mass %: D-5134

*GC = gas chromatograph; HPLC = high performance liquid chromatography; DVPE = dry vapor pressure equivalent; ICP = inductively coupled plasma; FIMS = field ionization mass spectrometry.

C5 hydrocarbons

Isoparaffins

2,2-Dimethylpropane: 0.04

i-Pentane: 7.36

Total C5 i-paraffins: 7.40

Naphthenes

Cyclopentane: 0.66

C6 hydrocarbons

Isoparaffins

2,2-Dimethylbutane: 0.37

2,3-Dimethylbutane: 0.56

2-Methylpentane: 3.32

3-Methylpentane: 1.90

Total C6 i-paraffins: 6.14

Naphthenes

Methylcyclopentane (incl. 2,2-Dimethylpentane): 2.68

Cyclohexane: 2.82

Total C6 naphthenes: 5.51

Aromatics

Benzene: 2.27

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