Appearance: white or off-white powder, slightly efflorescent
Density: 1.494 g/cm3
Melting point: 240 °C
Solubility: very soluble in methanol, insoluble in ethanol
Calcium lactate is a white crystalline salt and is represented by the formula C6H10CaO6. consisting of two lactate anions H3C(CHOH)CO−2 for each calcium cation Ca2+. It is also available in various hydrate forms, while pentahydrate being the most common.
Preparation: Calcium lactate can be prepared by reacting lactic acid with calcium carbonate or calcium hydroxide.
1) Calcium lactate is used in medicine, mainly to treat calcium deficiencies in human body. It is used in medicine as an antacid. 2) It is used as a food additive in the food industry. It is used as firming agent, a leavening agent, a flavor enhancer or flavoring agent, a nutritional supplement and a stabilizer and thickener. 3) It may be added to animal rations as a source of calcium.