Stearic acid is a common component of many natural fats and oils, including animal fats and some plant-based oils. Its long, saturated hydrocarbon chain and carboxylic acid functional group contribute to the physical and chemical properties of these lipids, such as melting point, viscosity, etc.

Appearance                       blocks, flakes, powder or granular
Color, Hazen                       =100
Acid Value,                      mhKOH/g205-210
Saponification Value, mg KOH/g        206-211
Iodine    Value, g               I2/100g=0.5
Moisture, %                    =0.2
Freezing Point,                ∞C54-57
Inorganic Acid,                     %=0.001