CAS 573-58-0 Congo Red Powder Acid Base Adsorption Indicator

Chemical Reagents Congo Red CAS 573-58-0 Acid-base indicators Adsorption Indicators Biological Stains

Introduction:

Brown-red powder, easily soluble in hot water, soluble in 10 parts of cold water, the solution is yellow-red.

Uses:

1. Mainly used for dyeing textiles and paper products such as cotton, linen, silk, etc.
2. Used as an indicator. Commonly used indicator in laboratories. It is also a kind of carcinogenic disperse dye, used for standard product detection.
3. Used as an acid-base indicator, pH 3.0 (blue-purple) ~ 5.0 (red); detect hydrochloric acid in gastric juice and paper acidity; test boric acid and cyanide; additive for biological culture medium; biological staining, such as embryo sections, plant mucin, cellulose, elastic tissue, etc.

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