Domestic 180 Fuel: Kinematic viscosity (50 ° C) ≤ 180 specific gravity ≤ 0.976 Sulfur content (m / m) ≤ 1 Ash% (m / m) ≤ 0.1 Moisture% ≤ 1.0 calorific value (kcal) ≥ 9800 Mechanical impurities% (m / m) ≤ 0.1 flash point (closed) ≥ 60