Description
Specifications Table
Product Name – Hydrogen chloride, ca. 0.5M solution in methanol, AcroSeal®
Quantity/Pack Size – 100ML
Form – Liquid
Grade – AcroSeal®
Application – Analytical chemistry, synthesis
Product Overview
Hydrogen chloride (HCl) in methanol at a concentration of approximately 0.5M is a specialized reagent designed for high-precision laboratory applications. The AcroSeal® packaging ensures minimal exposure to moisture and contaminants, maintaining the solution’s integrity and extending shelf life. This formulation is particularly useful in organic synthesis, where anhydrous or low-water conditions are critical, as well as in analytical procedures requiring consistent acidity without introducing aqueous interference. The methanol solvent enhances solubility for organic compounds, making it a versatile choice for reactions involving esters, ethers, or other non-polar substrates. The sealed packaging prevents evaporation and concentration drift, ensuring reliable performance across repeated uses. Whether used in catalytic processes, derivatization, or as a titrant, this solution delivers reproducible results with minimal batch-to-batch variation. Its stability under standard lab storage conditions further reduces waste and reorder frequency, offering both practical and economic advantages for routine and specialized workflows.
FAQs
1. What is the shelf life of 0.5M HCl in methanol under AcroSeal® packaging?
The AcroSeal® packaging extends shelf life significantly by minimizing exposure to air and moisture. When stored at room temperature in unopened containers, the solution remains stable for at least 12–18 months. Always check the label for the manufacturer’s expiration date.
2. Can this solution be used as a substitute for aqueous hydrochloric acid?
No, this is a methanolic solution and behaves differently from aqueous HCl. It is not suitable for applications requiring water as a solvent or where protonation in an aqueous environment is necessary. Use it only in organic-compatible systems.
3. How should I handle spills or accidental exposure?
In case of spills, absorb with an inert material like sand or a chemical spill pad, then neutralize with a weak base (e.g., sodium bicarbonate) before disposal. Avoid skin or eye contact; wear gloves and goggles. If exposure occurs, rinse immediately with water and seek medical attention.
4. Is this solution compatible with glassware, or does it require special containers?
The solution is compatible with standard borosilicate glassware. However, prolonged storage in glass may lead to minor etching over time. For long-term storage, use the original AcroSeal® bottle or transfer to a PTFE-lined container if needed.
5. What precautions should be taken when disposing of unused solution?
Neutralize the solution with a suitable base (e.g., sodium hydroxide or calcium carbonate) to a pH of 6–8 before disposal. Follow local regulations for chemical waste handling, and avoid discharging untreated solution into drains or the environment.
