For manufacturers working with plastics and rubber, sourcing high-quality Dioctyl Phthalate (DOP) is paramount. This versatile plasticizer, also known by its CAS number 117-81-7, is crucial for imparting flexibility, durability, and improved processing characteristics to a wide array of products. As a leading chemical manufacturer and supplier based in China, we understand the critical needs of B2B buyers seeking reliable sources for this essential chemical intermediate.
Dioctyl Phthalate (DOP) is a clear, oily liquid with a primary function: to increase the plasticity or fluidity of materials. Its widespread use in flexible polyvinyl chloride (PVC) applications, such as artificial leather, agricultural films, packaging materials, and electrical cables, stems from its excellent compatibility and performance. When you buy DOP, you are investing in a product that enhances material softness, reduces hardness, and improves the overall resilience of your finished goods.
When evaluating DOP for purchase, several key specifications should be considered. Purity is a critical factor, with 99.5% ester content being a benchmark for high-quality DOP. Look for low acidity levels and minimal loss on drying, as these indicate a stable and well-processed product. Furthermore, understanding the product’s physical properties, like its transparent oily liquid appearance and thermal stability, will help ensure it meets your specific formulation requirements. As a manufacturer, we guarantee these stringent quality controls.
The applications for DOP are diverse. Beyond PVC and rubber, it finds use in panel production, shoe manufacturing, and sheet production, wherever increased softness and reduced hardness are desired. For procurement managers and R&D scientists, identifying a dependable supplier is crucial for maintaining production continuity and cost-effectiveness. Sourcing DOP from China can offer significant advantages, particularly when partnering with reputable manufacturers who prioritize quality and offer competitive pricing. Many businesses seek a trusted manufacturer in China to secure their supply chain for chemical raw materials like DOP.
If you are looking to purchase Dioctyl Phthalate (DOP), investigating supplier capabilities, production capacity, and export experience is essential. We, as a dedicated chemical supplier, offer comprehensive product data, samples, and responsive customer service to support your procurement decisions. By choosing a reliable manufacturer, you ensure not only the quality of the plasticizer but also the stability of your supply, allowing you to focus on innovation and production efficiency. Explore how our premium DOP can benefit your next project.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.