In today's interconnected global economy, the sourcing of pharmaceutical intermediates is a critical decision for drug development companies. NINGBO INNO PHARMCHEM CO.,LTD., a distinguished manufacturer based in China, specializes in providing high-quality pharmaceutical intermediates, including 4,6-Diaminoresorcinol dihydrochloride (CAS 16523-31-2). Our company exemplifies the advantages that reliable Chinese chemical manufacturers offer to the global pharmaceutical industry, focusing on purity, consistency, and cost-effectiveness.
As a leading pharmaceutical intermediate supplier, NINGBO INNO PHARMCHEM CO.,LTD. ensures that our 4,6-Diaminoresorcinol dihydrochloride meets the stringent requirements of drug synthesis. With a minimum assay of 99.0%, our product supports the precise chemical reactions necessary for creating complex APIs. We understand that consistency is key for our clients, which is why we implement rigorous quality control measures throughout our manufacturing processes. This dedication makes us a trusted partner for companies worldwide looking to buy 4,6-Diaminoresorcinol dihydrochloride CAS 16523-31-2 with confidence.
Choosing a Chinese manufacturer like NINGBO INNO PHARMCHEM CO.,LTD. offers significant benefits. Our operational efficiencies and large-scale production capabilities allow us to provide competitive pricing without compromising on quality. Furthermore, our established logistics network ensures timely and efficient delivery to international destinations. By partnering with us, pharmaceutical companies can optimize their procurement processes, secure a stable supply of essential chemical building blocks, and ultimately accelerate their drug development timelines. We are committed to being a cornerstone of innovation in the pharmaceutical supply chain.
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.