Calcium Lactobionate USP

Calcium lactobionate is a sugar acid. It is a disaccharide formed from gluconic acid and galactose. It can be formed by oxidation of lactose. The carboxylate anion of lactobionic acid is known as lactobionate.


Calcium lactobionate is a food additive used as a stabilizer. Potassium lactobionate is added to organ preservation solutions such as Viaspan or CoStorSol to provide osmotic support and prevent cell swelling. Mineral salts of calcium lactobionate are also used for mineral supplementation.


Chemical Name: Calcium Lactobionate
Mol. Formula: C24H42CaO24·2H2O
Mol. Weight:  790.68 mg/mol
CAS No: 110638-68-1


General Specifications

Test Specification
Characters  White to off- white, finely crystalline powder.

Test (A)

Test (B)

Test (C)


(a) Responds to the test for calcium

(b) Infrared Absorption

(c) Thin Layer Chromatography

Specific rotation Between +22.00 and +26.50
pH (1 in 20) Between 5.4 and 7.4
Halides Not more than 0.04%
Sulfate Not more than 0.05%
Heavy metals Not more than 20 ppm
Reducing substances Not more than 1.0%
Residual Solvents No solvents are used in the manufacturing process
Assay Not less than 96.0% and not more than 102.0% of  C24H42CaO24·2H2O


Shelf life, Storage and Packing

It should be stored in a segregated area in a cool and ventilated place away from combustible materials. Keep in a tightly closed container, sealed until ready for use. It is packed in 25kg or 50kg HDPE bags or drums as required.


GLP, cGMP (FDA) Approved, ISO 9001, ISO 14001, ISO 45001, ISO 17025, ISO 22000, FSSC 22000, FSSAI, Halal and Kosher certified.
We observe WHO Good manufacturing practice and Good laboratory practice.

    Product Enquiry