Skip to main content
An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

NALT Concept Space
U.S. Department of Agriculture

NALT Full

Concept information

  1. Fields of Study
  2. chemistry
  3. physical phases
  4. gels
  5. hydrogels

Preferred term

hydrogels

Type

  • Topic

Definition

  • Information Water swollen, rigid, 3-dimensional network of cross-linked, hydrophilic macromolecules, 20-95% water. They are used in paints, printing inks, foodstuffs, pharmaceuticals, and cosmetics.

    Source: Medical Subject Headings 2017

    Type: Concept definition

Broader concept

Narrower concepts

Related concepts

In other languages

URI

https://lod.nal.usda.gov/nalt/83075

Download this concept:

RDF/XML TURTLE JSON-LD Created 7/21/06, last modified 5/4/20