Other Name: Alginic acid ammonium; Landalgine; Norgine; Kelacid
CAS No.: 9005-32-7
Molecular Fomula: (C6H8O6)n
Chemical Structure:
Appearance: pale yellowish powder
Typical Properties
APPEARANCE
pale yellowish powder
VISCOSITY (CPS)
20
CARBOXYL GROUP%
20
ACID VALUE
274
SOLUBILITY
Slightly soluble in
Ethanol, no Slightly soluble in water
LOSS ON DRYING(%)
12.0
PH
2.40
IGNITION RESIDUE(%)
4.0
SULPHATE ASH(%)
3.7
MOLYSITE (%)
CONFORM
CHLORIDE (%)
CONFORM
HEAVY METALS(AS Pb)
CONFORM
ARSENIC
CONFORM
Microbial test
CONFORM
Total plate count
E.Coli.
Negative
Salmonella
Negative
Application
Alginic acid (CAS 9005-32-7) is used as a thickener, emulsifier, and stabilizer in food, a binder and disintegrant in pharmaceuticals, and an ingredient in antacids for gastroesophageal reflux relief. It also has industrial applications, such as a sizing agent for paper and textiles and a binder for other materials.
Food applications
Thickener, stabilizer, and emulsifier: Used in products like ice cream, sauces, jams, and mayonnaise to maintain texture and consistency.
Coating: Can be used to coat fruits and vegetables to help with preservation.
Suspension agent: Used in soft drinks to suspend particles.
Pharmaceutical and medicinal applications
Antacid: Forms a physical barrier to relieve heartburn and indigestion by inhibiting gastric reflux.
Excipient: Acts as a binder, disintegrant, or suspending agent in tablets.
Drug delivery: Used in the synthesis of vesicles for drug delivery.
Other industrial applications
Paper and textile sizing: Used to improve the properties of paper and textiles.
Binder: Can be used as a binder in things like briquettes.
Artificial materials: Used in the production of artificial horn and ivory.
Fertilizers: Can be used in seaweed-based fertilizers to help plants absorb nutrients.