Description
Specifications Table
Product Name – Propionic Acid LR
Quantity/Pack Size – 500 ml
Form – Liquid
Grade – LR (Laboratory Reagent)
Application – Chemical synthesis, analytical testing, preservative studies
Product Overview
Propionic Acid LR is a high-quality laboratory reagent designed for precision in chemical applications. This colorless, oily liquid with a sharp, pungent odor is widely recognized for its role in organic synthesis, analytical chemistry, and preservative research. The LR (Laboratory Reagent) grade ensures minimal impurities, making it suitable for sensitive experiments where accuracy is paramount. Its molecular formula (C3H6O2) and molar mass of 74.08 g/mol contribute to its effectiveness as a short-chain fatty acid, often used in esterification reactions, pH adjustment, and as a solvent in various laboratory protocols. The acid’s corrosive nature necessitates careful handling, but its stability under standard conditions makes it a reliable choice for long-term storage in tightly sealed containers. Whether used in titration procedures or as a precursor in chemical manufacturing, Propionic Acid LR delivers consistent results, meeting the stringent demands of modern laboratories. Its versatility extends to microbiological studies, where it serves as a metabolic inhibitor or growth medium component, further underscoring its importance in scientific research.
FAQs
1. What is the shelf life of Propionic Acid LR when stored properly?
When stored in a cool, dry place away from direct sunlight and moisture, Propionic Acid LR retains its stability for up to 24 months from the date of manufacture. Always ensure the container is tightly sealed to prevent oxidation or contamination.
2. Is Propionic Acid LR compatible with glass containers for long-term storage?
Yes, Propionic Acid LR can be safely stored in glass containers, as glass is resistant to its corrosive properties. However, avoid using metal containers, as the acid may react with certain metals over time, leading to degradation.
3. Are there any safer alternatives to Propionic Acid LR for educational lab experiments?
For less hazardous alternatives, acetic acid (glacial) or formic acid may be considered, depending on the specific application. However, these substitutes may not replicate the exact chemical behavior of propionic acid, so adjustments to experimental protocols may be necessary.
4. What precautions should be taken while handling Propionic Acid LR in a lab setting?
Always wear protective gear, including gloves, goggles, and a lab coat, as Propionic Acid LR is corrosive and can cause skin or eye irritation. Work in a well-ventilated area or under a fume hood to avoid inhaling vapors, and neutralize spills immediately with a weak base like sodium bicarbonate.
5. Can Propionic Acid LR be used in food-related research or preservative studies?
While Propionic Acid LR is not food-grade, it is commonly used in research related to food preservatives due to its antimicrobial properties. For actual food applications, food-grade propionic acid (E280) must be used instead to comply with safety regulations.
