Factory Price Hot Sale Alizarin Red S/Dihydroxyanthraquinone-sulfonic acid sodium salt CAS

Product Name

Alizarin Red S/Dihydroxyanthraquinone-sulfonic acid sodium salt

CAS NO.

130-22-3

Place of Origin

Hubei China

Brand

Lullaby

Color

Red

Form

Powder

Grade Standard

Tech Grade

Storage

Cool Dry Place

Shelf Life

2 years

Out packing size

300*400

Gross Weight

25(KG)

Usage

1. Commonly used for color matching in woolen, worsted, carpet, and blankets 2. Biochemical research: Alizarin Red S is also called Alizarin Yellow Sodium. It is soluble in hot water and ethanol, but insoluble in benzene and carbon tetrachloride. Its pH value is 3.7~5.2. It turns reddish brown with yellow. Yellow needle-like crystal or powder, the aqueous solution is yellow-brown, orange-yellow after adding hydrochloric acid, it turns into blue by adding sodium hydroxide, and purple when dissolved in ammonia solution, mainly used as an acid-base indicator. 3. Determination of fluoride; acid-base indicator, pH 3.7 (yellow) ~ 5.2 (purple); can generate colored compounds with many metal ions, for the color reaction and color comparison of zirconium, thorium, aluminum, titanium and beryllium Determination; 4. Microscopic stains, in vivo staining of nerve tissues, chromosome staining in
plant cytology and reagents for detecting beadrenaline