Description
Specifications Table
| Product Name | Potassium Hydroxide 0.5 mol/L (0.5N) Solution |
|---|---|
| Pack Size | 500 ml |
| Form | Liquid Solution |
| Grade | Laboratory Grade |
| Application | Titration, pH adjustment, chemical analysis |
Product Description
Potassium hydroxide (KOH) is a fundamental reagent in laboratories, and this 0.5N solution offers the perfect balance of concentration and usability. Whether you’re a student setting up your first titration experiment or a researcher fine-tuning a chemical process, this solution delivers consistent results every time.
The 500ml pack size is ideal for regular lab use, providing enough volume for multiple experiments without excessive storage concerns. As a laboratory-grade solution, it meets strict purity standards, ensuring your results aren’t compromised by impurities. The 0.5 mol/L concentration makes it particularly suitable for acid-base titrations, where precise molar ratios are crucial.
Many chemistry students and educators prefer this concentration because it offers a good middle ground – strong enough to produce clear endpoint color changes in indicators like phenolphthalein, yet safe enough for routine classroom demonstrations. The solution comes ready-to-use, eliminating the need for potentially hazardous pellet handling and dissolution.
For researchers working on soap-making formulations or biodiesel production, this KOH solution provides a reliable alkaline source. The consistent concentration means you can scale your experiments with confidence, knowing each batch will behave predictably.
When you buy potassium hydroxide solution from eqipped, you’re getting more than just a chemical – you’re getting a tool that helps make your lab work more efficient and your results more reliable.
Safety Considerations
Potassium hydroxide is a strong base and requires careful handling. Always wear appropriate personal protective equipment including gloves and eye protection. Work in a well-ventilated area and have neutralising agents like dilute acetic acid available in case of spills. Store in a cool, dry place away from acids and organic materials.
Common Applications
This 0.5N KOH solution finds use in various laboratory procedures. In educational settings, it’s frequently used for acid-base titration experiments where students learn to determine unknown concentrations. The solution works well with common indicators, producing sharp color changes at the equivalence point.
Research laboratories often use this concentration for pH adjustment in buffer solutions and as a reagent in various synthetic procedures. Its reliability makes it a staple in quality control labs where consistent results are paramount.
The solution also serves as an excellent cleaning agent for glassware, effectively removing organic residues without leaving harmful deposits. Many labs keep this solution on hand for routine glassware maintenance.
Why This Concentration?
The 0.5 mol/L concentration offers several practical advantages. It’s strong enough to produce measurable results in titrations but not so concentrated that it becomes difficult to handle. This makes it particularly suitable for educational environments where safety is a primary concern.
From a storage perspective, this concentration remains stable over time when properly stored. Unlike more concentrated solutions that might require special handling, this 0.5N solution can be safely stored in standard laboratory conditions.
For those working on projects that require scaling up, this concentration provides a good balance. You can easily dilute it further if needed, or use it directly for most standard procedures.
Quality Assurance
Every batch of this potassium hydroxide solution undergoes rigorous quality control to ensure consistent concentration and purity. The solution is prepared using high-purity KOH pellets and deionized water, then standardized against primary standards to confirm the exact 0.5N concentration.
The packaging is designed to prevent contamination and evaporation, with secure caps that maintain solution integrity during storage and transport. Each bottle is clearly labeled with all necessary safety information and handling instructions.
When you order from eqipped, you can be confident you’re receiving a product that meets international laboratory standards. Our supply chain ensures proper storage and handling from production to delivery.
FAQs
What is the shelf life of this 0.5N KOH solution?
When stored properly in a cool, dry place with the cap tightly sealed, this solution typically maintains its concentration for 12-18 months. Always check the expiration date on the bottle.
Can I use this solution for soap making?
While this 0.5N solution can technically be used for soap making, most soap makers prefer higher concentrations (typically 5-6N) for efficiency. This solution would require using larger volumes to achieve the same saponification results.
How should I dispose of unused KOH solution?
Never pour KOH solution down the drain. Neutralize it with a weak acid like vinegar until pH is between 6-8, then dilute with plenty of water before disposal according to your institution’s chemical waste procedures.
Is this solution suitable for food testing applications?
While laboratory-grade, this solution isn’t certified for direct food contact. For food testing, you should use analytical grade or food-grade KOH solutions specifically designed for those applications.
Can I dilute this solution to make lower concentrations?
Yes, you can easily dilute this 0.5N solution to lower concentrations using deionized water. Remember to recalculate the molarity after dilution and re-standardize if precise concentration is critical for your application.
