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CONGO RED INDICATOR PAPERS
CONGO RED INDICATOR PAPERS

CONGO RED INDICATOR PAPERS

MOQ : 1 Kilograms

CONGO RED INDICATOR PAPERS Specification

  • Poisonous
  • NO
  • EINECS No
  • N/A for paper; Congo Red EINECS No.: 209-358-4
  • Molecular Formula
  • C32H22N6Na2O6S2 (for Congo Red dye)
  • CAS No
  • Not applicable for paper; Congo Red CAS No.: 573-58-0
  • Purity
  • Dependent on Congo Red dye purity applied
  • Appearance
  • Thin paper strips usually reddish in color
  • Grade
  • Laboratory Grade
  • Physical Form
  • Sheets or strips of paper
  • Ingredients
  • Congo Red dye filter paper substrate
  • Shelf Life
  • Up to 2 years when stored as recommended
  • Properties
  • Changes color from blue to red based on pH range
  • Taste
  • Tasteless
  • Shape
  • Rectangular or custom shapes (strips or sheets)
  • Molecular Weight
  • 696.66 g/mol (for Congo Red dye)
  • HS Code
  • 38220090
  • Ph Level
  • N/A (indicator range: pH 3.0 to pH 5.0)
  • Smell
  • Odorless
  • Solubility
  • Not soluble in water (paper form; dye soluble in water)
  • Structural Formula
  • Specific to Congo Red dye applied on paper
  • Usage
  • Dip the paper in the solution for pH testing; observe color change
  • Melting Point
  • Not applicable (indicator paper is a solid mixture)
  • Density
  • Gram per cubic centimeter(g/cm3)
  • Storage
  • Store in a cool dry place away from direct sunlight and moisture
  • Application
  • pH indicator in laboratories titrations and educational purposes
 
 

About CONGO RED INDICATOR PAPERS



Congo Red Indicator Papers are essential tools for pH testing in laboratories, titrations, and educational settings. These rectangular or custom-shaped sheets are odorless, tasteless, and non-poisonous, making them safe for handling. The paper strips are typically reddish in color and undergo a color change from blue to red within the pH range of 3.0 to 5.0. Stored in a cool, dry place, these laboratory-grade papers have a shelf life of up to 2 years. Comprising Congo Red dye on a filter paper substrate, these papers are not water-soluble and exhibit a molecular weight of 696.66 g/mol. Their precise molecular formula, C32H22N6Na2O6S2, ensures accurate pH testing results.

FAQs of CONGO RED INDICATOR PAPERS:


Q: What is the application of Congo Red Indicator Papers?

A: Congo Red Indicator Papers are primarily used as pH indicators in laboratory experiments, titrations, and educational activities.

Q: How should the Congo Red Indicator Papers be stored?

A: It is recommended to store the papers in a cool, dry place away from direct sunlight and moisture to maintain their effectiveness.

Q: Are the Congo Red Indicator Papers soluble in water?

A: No, the papers are not soluble in water.

Q: What is the shelf life of the Congo Red Indicator Papers?

A: The papers have a shelf life of up to 2 years when stored correctly.

Q: What is the molecular weight of Congo Red dye used in these indicator papers?

A: The molecular weight of Congo Red dye applied on the paper is 696.66 g/mol.

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