Appearance: off-white to pale yellow solid.
Solubility: slightly soluble in water. Souble in alkali, such as sodium hydroxide solution.
Risk: irritation, low irritation to skin, eye.
Animal toxicity: rat oral LD50: >5000mg/Kg;
rat intraperitoneal LD50: 1600mg/Kg;
mouse intraperitoneal LDLo: 1000mg/Kg.
Ecology: May be hazardous to environment. Water body should be given special attention.
Characteristics: excellent sustained-release, thickening, dispersing, emulsifying, binding, moisture, film-forming abilities. good biocompatibility.
Ingredient description: linear polysaccharide forming β-D-mannuronic acid and α-L-guluronic acid.
Quality standards & test methods
physical and chemical indexes
Use as adhesives, dispersing agent widely.
Use as water absorbing agent.
Conditioning agent, thickening agent, binding agent in personal care products.
Sizing agent in textile, silk, paper.
Adhesives, coatings, dental film in pharmaceutical industry.
Use as radiation protection agent.
Use as carrier.