For procurement managers and R&D scientists in the chemical industry, selecting the correct grade and supplier for raw materials like Ethylene Glycol (EG) is paramount. This vital organic chemical, identified by CAS number 107-21-1, serves critical functions in two major sectors: automotive antifreeze and synthetic polyester production. Understanding its properties and where to source it effectively can significantly impact product quality and cost-efficiency.

Ethylene Glycol, the simplest diol, is a colorless, odorless, and low-toxicity liquid that is highly soluble in water. Its primary appeal for antifreeze applications lies in its ability to significantly lower the freezing point of water. This makes it an indispensable component in automotive coolants and industrial heat transfer systems, preventing engine damage in cold climates. When seeking to buy industrial grade ethylene glycol for this purpose, procurement professionals often look for manufacturers who can guarantee consistent purity and specific density ranges, typically around 1.113-1.115 g/cm³.

Beyond its antifreeze capabilities, Ethylene Glycol is a cornerstone in the production of polyester resins, most notably polyethylene terephthalate (PET). PET is widely used in manufacturing textiles, beverage bottles, and packaging films. The high-purity grades of EG, often exceeding 99.8% purity, are essential for achieving the desired molecular weight and properties in polyester chains. For companies involved in polyester production, sourcing from a reliable ethylene glycol manufacturer in China can offer significant cost advantages due to competitive pricing per ton.

When evaluating suppliers, it's crucial to consider factors beyond just the price. A dependable manufacturer will offer detailed product specifications, including boiling points, melting points, and water content, along with certifications like ISO standards. Furthermore, flexibility in packaging—from small drums to larger ISO tanks—and reliable logistics from ports like Tianjin are important considerations for any chemical sourcing strategy. Enquiring about custom formulations or specific grades tailored to your application needs is also advisable.

As a leading supplier of industrial chemicals, we understand the critical role Ethylene Glycol plays in your operations. We are committed to providing high-quality EG with competitive pricing and dependable delivery. If you are looking to purchase ethylene glycol for your antifreeze needs or as a key raw material for polyester production, we encourage you to contact us for a quote and sample. Partner with a trusted ethylene glycol manufacturer in China to ensure the consistent quality and cost-effectiveness of your supply chain.