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Calcium lactobionate

CAS Number
5001-51-4
EC Number
225-668-2
Chemical Formula
C12H22O12.1/2Ca
Molecular Weight
754.7 g/mol

Description

Calcium lactobionate (CAS 5001-51-4 ), also identified by E-number E399 , is the calcium salt of lactobionic acid used across food, cosmetic, and pharmaceutical manufacturing. It functions primarily as a chelating agent, humectant, and stabilizer, helping formulators manage mineral interactions, moisture retention, and oxidative stability in finished products. In food and beverage manufacturing, it acts as a firming agent and sequestrant, protecting product texture and color by binding trace metals that would otherwise accelerate spoilage. Pharmaceutical manufacturers use it as a calcium supplement source and as a stabilizing excipient in oral and parenteral formulations where controlled mineral delivery is required. In cosmetic and skincare formulations, its moisture-binding capacity supports hydration claims in serums, creams, and leave-on treatments for various skin types. It also serves as a processing aid in dairy applications, where calcium fortification and texture stabilization are required simultaneously to maintain high product quality. Calcium lactobionate is supplied as a white crystalline powder, available in both anhydrous and monohydrate forms. Standard grades include food-grade and pharmaceutical-grade material. Our inventory meets USP or Ph. Eur. specifications. Packaging is typically offered in multi-kilogram bags or drums suited to industrial procurement volumes. Contact us for supply of Calcium lactobionate Request Quote

Other Names (Synonyms)

calcium lactobionate anhydrous | Lactobionic acid, calcium salt (2:1) | 258F856K63 | Calcium bis(4-O-(beta-D-galactosyl)-D-gluconate) | D-Gluconic acid, 4-O-beta-D-galactopyranosyl-, calcium salt (2:1) | RefChem:200044 | Lactobionic acid calcium salt | E399

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point~190 °C (dec.)
AppearanceWhite powder. Sol in water
insol in alc, ether.
ColorWhite to Almost white
Formpowder to crystal
Refractive Index24 ° (C=6, H2O)
Log P-4.058 (est)

Safety & Handling

Warning
GHS07· Irritant

Hazard Statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary Statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P317Get emergency medical help.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P317Get emergency medical help.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code2940.00.6000
WGK (Germany)3