High Purity Matrine 98% HPLC - Bulk Supplier & Manufacturer Looking for a reliable Matrine supplier in China? Nanjing Spring & Autumn Biological Engineering offers bulk Matrine (CAS 519-02-8) with ≥98% purity. As a leading plant extract manufacturer established in 2008, we provide customized solutions for functional cosmetics, health ingredients, and laboratory research. Our dedicated R&D team and production subsidiary ensure consistent quality and timely delivery. Contact us for a competitive quote and COA.