Conjugated compound of calcium citrate and calcium malate and its preparation

Abstract

Abstract PURPOSE: To obtain the titled conjugated compound useful for wide application of food fields, having improved water-soluble tendency of calcium citrate, coexisting slightly water-soluble calcium citrate with calcium malate. CONSTITUTION: A substance comprising conjugated compound of water-soluble calcium malate, and calcium citrate, linked in a weight ratio of calcium malate : calcium citrate of at least 2:3, obtained by dissolving not more than 70wt% citric acid and not less than 30wt% malic acid in water, followed by adding calcium hydroxide or calcium carbonate to neutralize the solution, or by dissolving not more than 70wt% sodium citrate and not less than 30wt% sodium malate in water, adding calcium chloride in an amount equimolar with the solution, followed by separating the resulting crystalline deposit. USE: Usable for foods requiring transparency, especially as nutritive calcium for drinks, rice, etc. COPYRIGHT: (C)1981,JPO&Japio

Inventors

• 👤 Sadao Kawai

Bibliographic Details