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CONGO RED INDICATOR PAPERS
CONGO RED INDICATOR PAPERS
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CONGO RED INDICATOR PAPERS

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MOQ : 1 Kilograms

CONGO RED INDICATOR PAPERS Specification

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

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.

CONGO RED INDICATOR PAPERS
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