Presenting our High-Purity Maleic Anhydride, a premium choice for diverse industrial applications and strategic resale opportunities. With the trusted CAS NO 108-31-6, this exceptional product stands out in quality and performance, ensuring reliability for your business needs.
Product Description
MALEIC ANHYDRIDE, recognized also by names such as maleic anhydride, 2,5 Furanedione, and more, is a versatile chemical compound characterized by its colorless acicular or lamellar crystals belonging to the rhombic system. This compound is distinguished by its strong, pungent aroma and offers excellent solubility in ethanol, ether, and acetone, while remaining insoluble in solvents like petroleum ether and tetrachloromethane. When exposed to hot water, it gracefully reacts to form Maleic Acid, showcasing its reactive nature and utility in various chemical processes.
Product Parameters
Product Name: |
Maleic anhydride |
Molecular Formula: |
C4H2O3 |
CAS No.: |
108-31-6 |
Content: |
≥99.5% |
Packing: |
25kg/Bag |
Hs code |
2917140000 |
Detailed Photos
Aplication
Production of Unsaturated Polyester Resin and Alkyd Resin: Harness the power of Maleic Anhydride, an indispensable component in crafting premium-quality unsaturated polyester and alkyd resins. These resins are pivotal in the creation of durable automotive parts, robust ships, corrosion-resistant chemical apparatus, and practical everyday items, showcasing versatility and unmatched reliability.
Coatings and Ink Additives: Elevate your industrial processes and daily applications with Maleic Anhydride, a key ingredient in the production of superior coatings and ink additives. These additives, widely acclaimed for their effectiveness, enhance product performance across a spectrum of industries and consumer applications.
Pesticide Production: Maleic Anhydride serves as a crucial intermediate in synthesizing a range of pesticides, including the renowned malathion, pyridazine, and other essential insecticides. This remarkable compound is also instrumental in the development of high-efficiency, low-toxicity pesticides like 4049 and the long-acting iodosamine, setting new standards in agricultural innovation and safety.
Packaging & Shipping
Our Maleic Anhydride is meticulously packed in durable, lined plastic bags, then expertly covered with robust woven bags, ensuring the utmost protection and safety. Choose from our convenient packaging options with net weights of 25kg and 50kg.
For those requiring additional security, our product can also be elegantly packed in lined plastic bags, accompanied by sturdy external iron barrels or sophisticated wooden barrels, providing a net
weight of 50kg, catering to your specific needs and ensuring peace of mind during transportation.
Company Profile
Qingdao Casno Chemical shines brightly as a symbol of excellence in China's dynamic and ever-evolving chemical landscape. As a top-tier manufacturer and supplier, we pride ourselves on mastering the art of creating and exporting essential chemical and solvent products. Boasting a rich heritage of over 15 years of unmatched expertise, our expansive array of products finds extensive application in a myriad of fields, including water treatment, agriculture, food additives, coatings & inks, rubber, plastic, and pharmaceuticals.
Our Advantages

Q: What are your terms of payment?
A: We present adaptable payment terms tailored for your ease. Opt for T/T with a 30% deposit and finish the remaining 70% prior to delivery. Alternatively, a 100% L/C at sight is available. Both choices are meticulously structured to guarantee a smooth, secure financial journey.
Q: How can I confirm the product quality before placing an order?
A: Experience assured quality with our complimentary samples for selected products. Simply cover shipping costs or arrange a courier for pickup. Furthermore, provide explicit specifications, and we will custom-craft products to fulfill your precise requirements, ensuring your utmost contentment.
Q: What about the delivery time?
A: We prioritize speedy delivery. Once payment is confirmed, dispatch occurs within 7 days, assuring swift and efficient service. Note that this excludes Chinese holidays, during which processing times may slightly adjust.
Q: What documents do you provide?
A: We typically provide a full suite of documentation, including commercial invoice, packing list, shipping list, waybill, health certificate, and certificate of origin. If you have specific document needs tailored to your market,
please let us know, and we will endeavor to meet your requirements, ensuring a smooth and satisfactory experience.
Q: How do you handle quality complaints?
A: Quality is our top priority, supported by rigorous quality control to prevent issues. Rare quality complaints are resolved swiftly—be it through high-quality replacements or compensation—ensuring your satisfaction and peace of mind.
Q: How do you ensure a long-term and strong business relationship with clients?
A: 1. We assure exceptional quality with competitive pricing, enabling our clients to gain significant advantages and a strong foothold in their market.
2. We offer unwavering respect to every customer, fostering genuine friendships and forming reliable partnerships, transcending geographical boundaries to ensure lasting business relationships.