ALIZARINE RED S AR

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ALIZARINE RED S AR Specification

Appearance
Reddish powder

CAS No
130-22-3

Structural Formula
Refer to chemical diagram of Alizarine Red S

Ingredients
Sodium alizarin sulphonate

Grade
AR (Analytical Reagent)

Purity
98%

Molecular Formula
C14H7NaO7S

Physical Form
Powder

Density
Gram per cubic centimeter(g/cm3)

Molecular Weight
342.26 g/mol

Storage
Store in a cool dry and well-ventilated place away from light

Solubility
Soluble in water slightly soluble in ethanol

Ph Level
Approximately 4-6 (in water)

Melting Point
Decomposes before melting

Shape
Granular or powder form

EINECS No
204-986-4

Poisonous
NO

Smell
Odorless

Usage
Primarily used in textile dyeing and as a biological stain

Shelf Life
2 years under proper storage conditions

Application
Used as a dye and pH indicator in laboratories

Properties
Acid red dye with excellent lightfastness and heat resistance

HS Code
32041700

About ALIZARINE RED S AR

Alizarine Red S AR in granular or powder form is an Analytical Reagent grade dye and pH indicator widely used in laboratories. With a purity of 98%, it is primarily utilized in textile dyeing and as a biological stain due to its acid red dye properties and excellent lightfastness. This odorless product, with a shelf life of 2 years, should be stored in a cool dry place away from light. Not classified as poisonous, its molecular formula is C14H7NaO7S, and it has a molecular weight of 342.26 g/mol. Alizarine Red S AR is soluble in water and slightly in ethanol, with a pH level of approximately 4-6.