A simple and easy-to-use specific gravity/ SG/ density unit converter. This app is free of charge. Available density unit conversions include: • mg/mL • mg/mm^3 • mg/cm^3 • g/cm^3 • g/mm^3 • g/mL • g/L • Kg/L • Kg/m^3 • oz/in^3 • oz/ft^3 • oz/gal (US) • oz/gal (UK) • lb/in^3 • lb/ft^3 • lb/gal (US) • lb/gal (UK)