PYROCATECHOL VIOLET AR

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PYROCATECHOL VIOLET AR Specification

Melting Point
295300 C (decomposes)

Grade
AR (Analytical Reagent)

Usage
Chemical analysis laboratory research

Shape
Powder form

Ph Level
pH indicator range: 0.05.2

Storage
Store in a cool dry place away from direct sunlight

Shelf Life
2 years under proper storage conditions

Taste
Bitter

Physical Form
Powder

Properties
pH-sensitive forms colored complexes with metal ions

CAS No
115-41-3

Smell
Odorless

Density
Gram per cubic centimeter(g/cm3)

Structural Formula
C19H14O5S (depicting aromatic rings and sulfonic acid group)

Application
pH indicator complexometric titrations

Ingredients
Pyrocatechol violet

Molecular Weight
354.38 g/mol

Molecular Formula
C19H14O5S

HS Code
2932.29

Purity
99%

Poisonous
YES

Appearance
Dark purple powder

EINECS No
204-091-7

Solubility
Soluble in water alcohol and acetone

About PYROCATECHOL VIOLET AR

Pyrocatechol Violet AR is a dark purple powder commonly used in chemical analysis and laboratory research applications as a pH indicator for complexometric titrations. With a molecular weight of 354.38 g/mol and a purity of 99%, this pH-sensitive compound forms colored complexes with metal ions. It exhibits a bitter taste, odorless smell, and soluble properties in water, alcohol, and acetone. The powder is stored in a cool, dry place away from direct sunlight and has a shelf life of 2 years under proper conditions. Pyrocatechol Violet AR, with a pH indicator range of 0.05.2, showcases its presence in the analytical reagent grade.