m-Xylene, also identified by its CAS number 108-38-3, is a significant aromatic hydrocarbon belonging to the xylene isomer family. Characterized by the meta-positioning of its two methyl groups on the benzene ring, it exhibits distinct chemical and physical properties that make it a valuable commodity in various industrial and scientific applications. Understanding its core attributes is fundamental to appreciating its widespread use.

At its most basic, m-Xylene is a colorless liquid with a characteristic aroma. Its physical properties, such as a boiling point of approximately 139°C and a melting point of -48°C, position it as a readily manageable liquid under standard operating conditions. Its miscibility with many organic solvents, coupled with its low solubility in water, makes it an effective choice for dissolving non-polar substances. These solvent characteristics are crucial for its numerous applications.

The industrial significance of m-Xylene is primarily linked to its role as a precursor in chemical synthesis. It is a key raw material for the production of isophthalic acid, an essential monomer used in the manufacturing of polyester resins, plasticizers, and coatings. The conversion of m-Xylene to isophthalic acid via catalytic oxidation is a critical process in the polymer industry, enabling the creation of materials with enhanced durability and performance. For those looking to purchase m-Xylene for such applications, focusing on purity and reliable sourcing is paramount.

Beyond its synthetic utility, m-Xylene functions as a versatile solvent in diverse sectors. In chemical laboratories, it is frequently used in histological processes for tissue preparation and clearing, leveraging its ability to dissolve cellular lipids and embedding media. This application demands a high degree of purity to ensure accurate results and prevent interference with microscopic analysis. When searching for m-Xylene for sale, it is advisable to consult specialized chemical suppliers who can provide detailed specifications and certificates of analysis.

The global market sees m-Xylene supplied by various manufacturers, with China being a significant production hub. Companies often seek competitive m-Xylene prices without compromising on quality. Reliable suppliers offer technical support and ensure that the product meets the stringent standards required for both industrial synthesis and laboratory precision. The availability of m-Xylene at various grades ensures its suitability for a broad spectrum of uses.

In conclusion, m-Xylene is a chemical compound of considerable industrial and scientific importance. Its role as a precursor for essential polymers and its utility as a dependable solvent highlight its multifaceted nature. Whether utilized in large-scale chemical manufacturing or intricate laboratory experiments, m-Xylene remains a vital component, underscoring the need for accessible and high-quality supply chains.