Description
Specifications Table
Product Name – Ammonia, 0.5M solution in 1,4-dioxane, AcroSeal®
Quantity/Pack Size – 100ML, 1LT
Form – Liquid solution
Grade – AcroSeal® (High Purity)
Application – Analytical chemistry, organic synthesis, solvent-based reactions
Product Overview
This 0.5M ammonia solution in 1,4-dioxane is a high-purity laboratory reagent designed for applications requiring precise chemical reactivity and minimal contamination. The AcroSeal® packaging ensures long-term stability by preventing moisture absorption and atmospheric exposure, maintaining the solution’s integrity during storage and handling. 1,4-Dioxane serves as a stable, aprotic solvent that enhances ammonia’s solubility and reactivity in organic synthesis, making this solution particularly valuable for reactions sensitive to protic solvents or trace water content. The controlled molarity (0.5M) provides consistent stoichiometric accuracy, reducing variability in experimental outcomes. Compatible with glass and most plastic labware, this solution is ideal for use in fume hoods or controlled environments due to ammonia’s volatile nature. Its sealed format minimizes evaporation losses, ensuring reliable performance across multiple uses. Store in a cool, well-ventilated area away from oxidizing agents and acids to preserve quality.
FAQs
1. What is the shelf life of this 0.5M ammonia solution in 1,4-dioxane?
The unopened AcroSeal® bottle has a shelf life of 24 months from the date of manufacture when stored under recommended conditions. Once opened, use within 6 months for optimal performance.
2. Can this solution be used with standard borosilicate glassware?
Yes, the solution is compatible with borosilicate glass. However, avoid prolonged storage in glass containers with ground-glass joints, as ammonia vapors may corrode stopcock grease over time.
3. Are there any alternatives to 1,4-dioxane as a solvent for ammonia solutions?
Alternatives include THF (tetrahydrofuran) or diglyme, but these may alter reaction kinetics. 1,4-Dioxane is preferred for its higher boiling point and miscibility with both polar and nonpolar solvents.
4. How should I dispose of unused or expired solution?
Neutralize with a dilute acid (e.g., 1M HCl) in a fume hood, then dilute with water before disposal according to local hazardous waste regulations. Never dispose of untreated ammonia solutions down the drain.
5. Does this solution require any special handling precautions beyond standard lab safety?
Due to ammonia’s volatility, always handle in a fume hood. Use nitrile gloves and safety goggles, and avoid inhalation of vapors. The 1,4-dioxane solvent is also classified as a potential carcinogen; minimize skin contact.
