Methyl Orange is a chemical compound widely used as a pH indicator in laboratory experiments. It plays a crucial role in acid-base titrations and other analytical procedures by visually signaling changes in solution pH through a distinct color shift. This indicator is particularly valuable in research and educational settings where accurate and reliable results are essential. Its ability to change color in response to pH variations makes it an indispensable tool for chemists and students alike.
The chemical properties of Methyl Orange make it a preferred choice for laboratory use. It is stable under normal conditions and dissolves easily in water, ensuring consistent performance in various experimental setups. Its resistance to most solvents and stability during storage further enhance its reliability. The clear and distinct color change—from red in acidic conditions to yellow in basic conditions—allows for precise and visual determination of pH levels, which is critical in many analytical processes.
In Indonesian laboratories, Methyl Orange is commonly used in both academic and research environments. It is a staple in chemistry departments of universities and research institutions, supporting both basic and advanced chemical experiments. Its availability and effectiveness make it a go-to choice for educators and researchers aiming to achieve accurate and reproducible results in their work.
TCI brochures (PDF)
- Titration Reagents and TLC Stains 2026-05-07 · p. 2
- Acid-base titration for determining the concentration of acid or base solutions due to its distinct color change with pH variation.
- Educational experiments in chemistry courses to teach students about pH indicators and acid-base reactions.
- Quality control testing in industrial laboratories to monitor the pH of chemical solutions during production processes.
- Research applications in analytical chemistry for studying the effects of pH on chemical reactions and solution behavior.
- Environmental analysis to assess the pH levels of water samples and determine their suitability for various uses.
| Brand | TCI |
|---|---|
| CAS number | 547-58-0 |
| Molecular formula | — |
| Purity | — |
| Category | Chemistry > Stains and Dyes (for Research and Experimental Use) > Acid Dyes (for Research and Experimental Use) |
| Pack sizes | Available in various quantities as per standard laboratory supply formats. |
| Physical form | Solid powder, typically supplied in dry form for easy handling and dissolution. |
| Storage | Store in a cool, dry place away from direct sunlight and moisture. |
Methyl Orange should be stored in a cool, dry environment to maintain its chemical stability and effectiveness. It is best kept in a sealed container to prevent moisture absorption and contamination. Due to its water solubility, it should be handled in a well-ventilated area to avoid inhalation of fine particles. Avoid exposure to strong acids or bases, as they may affect its color-changing properties. Always use appropriate personal protective equipment when handling this compound to ensure safety in the laboratory setting.
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