Definition of alginic acid in English:
alginic acid
nounalˈdʒɪnɪkalˌjinik ˈasid
mass nounChemistry 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.
Example sentencesExamples
- One study, featured in a 1986 supplemental issue office Journal of Hypertension, indicated alginic acid, a compound found in seaweed fiber, probably had something to do with the heart-healthy effects.
- 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.
- Consider how slowly gelatin evaporates and you get a feel for how alginic acid works.
- Their main component, alginic acid, is converted into calcium salts (which are water-insoluble) and sodium salts (which are water-soluble).
- Under similar conditions the polysaccharides with carboxyl groups, such as alginic acid and polygalacturonic acid, also photodecomposed.
Origin
Late 19th century: alginic from alga + -in1 + -ic.