Crude grade comparison

Clair vs Erha

Clair field, West of Shetland

Clair

--
--
Class
Medium/Sweet
API
25°
Sulfur
0.4%
VS
Clair – Erha spread -- · Clair premium
Erha field, deepwater (ExxonMobil-operated)

Erha

--
--
Class
Medium/Sweet
API
29°
Sulfur
0.2%

Clair is medium/sweet crude (25° API, 0.4% sulfur); Erha is medium/sweet crude (29° API, 0.2% sulfur).

Crude quality

Quality & refinery yields

How the two crudes differ in the barrel. Each property uses its own scale.

  • Clair Crude
  • Erha Crude

Physical & chemical properties

API gravityhigher = lighter
C25°
E29°
Sulfur contenthigher = sourer
C0.4%
E0.2%
Densityhigher = heavier
C g/cm³
E g/cm³
Viscosityhigher = thicker
C cSt
E cSt
Pour pointhigher = waxier
C °C
E °C

Typical refinery yields

Gasoline% of barrel
Diesel% of barrel
Jet fuel% of barrel
Residual fuel% of barrel

Bars show each yield range; the faint part runs from 0 to the low end. Scale 0–50%.

Full specification comparison

Full specification comparison of Clair Crude and Erha Crude
PropertyClair CrudeErha CrudeClair − Erha
Classification
ClassificationMedium/SweetMedium/Sweet
OriginClair field, West of ShetlandErha field, deepwater (ExxonMobil-operated)
Chemical properties
API gravity25° API29° API-4 °API
Sulfur content0.4%0.2%+0.2%
Density g/cm³ g/cm³0 g/cm³
Pour point °C °C0 °C
Viscosity cSt cSt0 cSt
Typical refinery yields
Gasoline%%0 pts
Diesel%%0 pts
Jet fuel%%0 pts
Residual fuel%%0 pts
Trading & logistics
Delivery basisFOB
Major exchanges
Export hubNorth Sea/Sullom Voe area
Main destinationsNorthwest EuropeEurope, Asia, US
Benchmark type
Market profile
Key characteristicsMedium-gravity, waxy West of Shetland crudeMedium-gravity sweet Nigerian deepwater crude
Refining notesRegional refining feedstockRegional refining feedstock
FAQ

Clair vs Erha questions

The spread, the quality gap and why each grade is a benchmark.

Need help? Call us: 1 (954) 688-3088

Clair Crude was $ and Erha Crude $ per barrel, so Erha traded at a premium of $0 over Clair. Over the previous 30 shared price days the spread averaged -- $/bbl, with Erha priced above Clair on 0 day(s).

Clair Crude is a medium/sweet Clair field, West of Shetland crude (25° API, 0.4% sulfur) and benchmark. Erha Crude is a medium/sweet Erha field, deepwater (ExxonMobil-operated) crude (29° API, 0.2% sulfur) and benchmark.