Lactobionic acid (LBA), chemically named 4-O-β-galactopyranosyl-D-gluconic acid, is composed of a molecule of galactose and a molecule of gluconic acid. It is a polyhydroxy organic acid that can be prepared by oxidation of galactose.
Item | Specifications | Result |
CAS No | 96-82-2 | |
Assay | 98.0%-102.0% | 99.60% |
Appearance | White or almost white crystalline powder | White crystalline powder |
Clarity | Clear | Clear |
Specific optical rotation | +23°--+29° | +25.3° |
Water content | 5.0% Max | 3.45% |
Total Ash | 0.1% Max | 0.07% |
PH | 1.0-3.0 | 2.5 |
Calcium | 500ppm Max | Less than 500ppm |
Chloride | 500ppm Max | Less than 500ppm |
Sulfate | 500ppm Max | Less than 500ppm |
Iron | 100ppm Max | Less than 100ppm |
Reducing sugars | 0.2% Max | <0.2% |
Heavy metals | 10ppm Max | <10ppm |
Total Bacteria Count | 100Col/g Max | Complies |
Endotoxin Level | 10 EU/g Max | Complies |
Salmonella | Negative | Complies |
E.Coli | Negative | Complies |
Pseudomonas aeruginosa | Negative | Complies |
1.Lactobionic acid is the third generation of fruit acid. Because of its A-hydroxy acid structure, its effects are similar to those of fruit acid, including promoting skin renewal, anti-oxidation, anti-wrinkle, whitening, and skin lightening.
2.It can renew aging keratinocytes and promote the regeneration of keratinocytes. Because its molecular weight is larger than other fruit acids, it has slow permeability and lower irritation, making it a safe and mild ingredient.
3.The hydroxyl groups in the molecular structure of lactobionic acid can lock a large number of water molecules and maintain moisturizing for a long time. The moisturizing effect is better than citric acid.
4.The galactose molecules in the structure of lactobionic acid promote wound healing and collagen formation.
5.It has a good inhibitory effect on Staphylococcus aureus.
6.When lactobionic acid dissolves, it forms a gel-like film during the drying process, which strengthens the skin's barrier function.
Used in food, medicine, cosmetics, chemical industry and other fields.
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