Definition of alginic acid in English:
An insoluble gelatinous carbohydrate found (chiefly as salts) in many brown seaweeds. The sodium salt is used as a thickener in foods and many other materials.
- Food, cosmetic and pharmaceutical industries use three common types of hydrocolloid extensively when thickening or gelling properties are required: carrageenan and agar from red seaweeds and alginic acid from brown seaweeds.
- Under similar conditions the polysaccharides with carboxyl groups, such as alginic acid and polygalacturonic acid, also photodecomposed.
- Their main component, alginic acid, is converted into calcium salts (which are water-insoluble) and sodium salts (which are water-soluble).
- Example sentences
- After the three flights, we measured the size of the pectoral muscle of the bird using a body mold in dental alginate, after which the bird was released.
- Currently, they are developing a method to graft alginate, which is produced by brown seaweed, to cotton fibers.
- Other gums used to a lesser extent might include guar, xanthan and alginate.
Definition of alginic acid in:
- British & World English dictionary