We supply Crude OIl/ESPO. Origin: Kazakhstan First Lift: 2,000,000 Barrels Contract: up to 6,000,000 Barrels/Month ESPO crude oil is a light, low sulfur crude oil that is highly desirable due to its low impurities and ease of refining. ESPO crude oil is known for its high API gravity and low sulfur content, making it ideal for use in the production of gasoline and diesel fuel. It is a popular choice among refineries around the world.Espo crude has a density of 851 kg per cubic meter; its API gravity is 34.7 and the sulfur content is 0.535%, according to a detailed assay prepared by Platts and obtained by Oil Daily.