For businesses seeking a reliable and high-quality 3,4,5,6-Tetrahydrophthalic anhydride supplier, NINGBO INNO PHARMCHEM CO.,LTD. stands as a trusted partner. We specialize in the manufacturing and distribution of this essential organic anhydride, ensuring it meets the stringent demands of various industrial applications, particularly in the agrochemical sector.
Our 3,4,5,6-Tetrahydrophthalic anhydride (THPA), identified by CAS 2426-02-0, is characterized by its exceptional purity, consistently achieving an assay of ≥98.0%. This high standard guarantees optimal performance in critical synthesis pathways, such as the production of Tetramethrin, a widely used insecticide. The white to light yellow crystalline solid form of our THPA ensures ease of handling and stable storage, contributing to the efficiency of your operations.
As a dedicated Tetramethrin intermediate CAS 2426-02-0 supplier, NINGBO INNO PHARMCHEM CO.,LTD. is committed to providing a seamless procurement experience. We offer competitive 3,4,5,6-Tetrahydrophthalic anhydride price options, designed to provide excellent value without compromising on quality. Our robust logistics network ensures timely delivery, allowing you to buy 3,4,5,6-Tetrahydrophthalic anhydride online with complete confidence, knowing your supply chain is secure.
Beyond its primary application, the versatile chemical properties of THPA make it a valuable component in other fine chemical processes. Whether you are an established manufacturer or exploring new chemical synthesis projects, partnering with NINGBO INNO PHARMCHEM CO.,LTD. means gaining access to not just a superior product, but also a team dedicated to supporting your success. We are more than just a chemical supplier; we are a strategic partner focused on providing the reliable chemical intermediates your business needs to thrive.
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.