Acrylic acid (CAS 79-10-7) is a vital chemical intermediate, but its reactive nature necessitates strict adherence to safety protocols during handling and storage. For professionals in research, manufacturing, and logistics, understanding these guidelines is crucial to prevent accidents, protect personnel, and maintain product integrity. This guide details best practices for safely managing acrylic acid, whether you are a new buyer or an experienced procurement manager.

Firstly, it's important to recognize the hazards associated with acrylic acid. It is classified as a flammable liquid and vapor, harmful if swallowed, in contact with skin, or if inhaled, and it causes severe skin burns and eye damage. Additionally, it may cause respiratory irritation and is very toxic to aquatic life with long-lasting effects. Therefore, appropriate personal protective equipment (PPE) is non-negotiable. This includes chemical-resistant gloves (such as nitrile or neoprene), safety goggles or face shields, and protective clothing. In areas with potential for vapor exposure, respiratory protection, such as a respirator with organic vapor cartridges, may be required.

When you buy acrylic acid, always ensure it is supplied with an appropriate inhibitor, such as MEHQ (Monomethyl Ether of Hydroquinone), which helps prevent uncontrolled polymerization. Acrylic acid is sensitive to light and air and can polymerize exothermically, potentially leading to dangerous conditions if not properly inhibited and stored. Manufacturers, like ourselves, prioritize stabilizing the product before shipment.

Storage of acrylic acid should be in a cool, dry, well-ventilated area, away from sources of ignition, heat, and direct sunlight. Containers should be tightly sealed to prevent contamination and moisture absorption, as it is hygroscopic. Incompatible materials, such as strong oxidizing agents, strong bases, and amines, must be kept separate. Storage temperature recommendations from the supplier should always be followed; typically, this is between +15°C and +25°C for optimal stability and inhibitor effectiveness.

In the event of a spill, immediate containment and cleanup are necessary. Absorbent materials suitable for flammable liquids should be used. Neutralization with sodium hydrogen carbonate or sodium hydroxide might be required after absorption, always checking the pH to ensure safety. Due to its environmental toxicity, prevent acrylic acid from entering drains or waterways.

For businesses looking to purchase acrylic acid, partnering with a reputable acrylic acid supplier or manufacturer like NINGBO INNO PHARMCHEM CO.,LTD. ensures that the product is delivered with correct stabilization and that comprehensive safety information is provided. Always consult the Material Safety Data Sheet (MSDS) for detailed guidance on safe handling, storage, emergency procedures, and disposal. Prioritizing safety in every step of the process is paramount when working with chemicals like acrylic acid.