In the highly regulated and precise world of pharmaceutical manufacturing, the quality and consistency of raw materials are non-negotiable. For applications in advanced medical imaging and targeted therapies, chelating agents like DOTA (1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetic acid, CAS 60239-18-1) are paramount. Sourcing these critical intermediates from a reliable manufacturer is key to ensuring product efficacy, safety, and regulatory compliance.
NINGBO INNO PHARMCHEM CO.,LTD. stands as a premier manufacturer and supplier of DOTA, a white solid with a molecular formula of C16H28N4O8 and a molecular weight of 404.42. Our commitment to stringent quality control processes ensures that every batch of DOTA we supply meets industry-leading purity standards (98%min). This meticulous attention to detail is vital, as even minor impurities in chelating agents can significantly impact the performance and safety of diagnostic agents and therapeutic radiopharmaceuticals.
As a leading chemical supplier in China, we offer competitive pricing and a robust supply chain, making it easier for global pharmaceutical companies to purchase DOTA reliably. Whether you require DOTA for MRI contrast agents or for developing novel radiopharmaceuticals, our consistent quality and dedicated customer service ensure your production needs are met efficiently. We understand the market dynamics and strive to provide cost-effective solutions without compromising on quality.
The versatility of DOTA in forming stable complexes with metal ions makes it an indispensable component in modern medicine. By partnering with NINGBO INNO PHARMCHEM, you gain access to a supplier with a proven track record in delivering high-quality pharmaceutical intermediates. We invite you to explore our DOTA offerings and experience the benefits of working with a trusted manufacturer. Contact us to inquire about bulk orders, pricing, and sample availability for DOTA.
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.