Formaldehyde, scientifically known as methanal and identified by CAS number 50-00-0, stands as one of the simplest yet most industrially significant organic compounds. Its unique chemical structure, consisting of a carbonyl group bonded to two hydrogen atoms (H₂C=O), imparts a high degree of reactivity that makes it an invaluable intermediate in countless chemical syntheses. Understanding the fundamental properties of formaldehyde is essential for appreciating its broad impact across various manufacturing sectors.

In its pure form at room temperature, formaldehyde is a colorless gas with a distinct, pungent odor. It is highly soluble in water and readily polymerizes, especially when cooled, forming paraformaldehyde, or hydrates to methanediol. The common commercial form, formalin, is typically a 37% aqueous solution stabilized with methanol to prevent polymerization and oxidation. This combination of reactivity and physical properties makes it a versatile feedstock for chemical manufacturers.

The chemical reactivity of formaldehyde is largely attributed to its polar carbonyl group, which is susceptible to nucleophilic attack. This characteristic allows it to readily undergo addition reactions, condensation reactions, and polymerization. Its participation in condensation reactions with compounds containing active hydrogen atoms, such as phenols, amines, and alcohols, is the basis for its widespread use in producing resins and polymers. For example, the reaction of formaldehyde with phenol yields phenol-formaldehyde resins, foundational materials for Bakelite and many modern composites.

The industrial significance of formaldehyde is vast. It is a key precursor in the production of urea-formaldehyde and melamine-formaldehyde resins, which are extensively used as adhesives and binders in the production of particleboard, plywood, and laminates. These materials are critical for the construction, furniture, and automotive industries. In the textile sector, formaldehyde is utilized in finishing treatments to enhance fabric properties like crease resistance. Its antimicrobial properties also lend themselves to applications as a disinfectant and preservative in various industrial contexts.

For manufacturers relying on formaldehyde, securing a consistent and high-quality supply is crucial. As a global formaldehyde manufacturer, we are dedicated to producing formaldehyde that meets stringent purity standards, ensuring its efficacy in diverse industrial applications. When you decide to buy formaldehyde, it's important to consider the supplier's commitment to quality control and their ability to provide technical support. We offer competitive formaldehyde price options and reliable sourcing from China, a major hub for chemical production. Our aim is to be your trusted formaldehyde supplier, providing the essential chemical building blocks your industry demands.