Calcium Stearate is a vegetable based product that is food grade, and vegetarian friendly. It can be used for an excipient, mold release agent, source of calcium, tableting agent. This product can come in powder and granular form, in either bags or supersacks. Calcium Stearate has a free fatty acid percent of 1.0 maximum, a moisture percent of 3.0 maximum, and a melting point of 148 – 160°C.MORE INFORMATION
Calcium stearate is produced by heating stearic acid, a fatty acid, and calcium oxide:
2 C17H35COOH + CaO → (C17H35COO)2Ca + H2O
It is also the main component of soap scum, a white solid that forms when soap is mixed with hard water.Unlike soaps containing sodium and potassium, calcium stearate is insoluble in water and does not lather well. Commercially it is sold as a 50% dispersion in water or as a spray dried powder. As a food additive it is known by the generic E number E470.