
Antioxidant Tdpa CAS 111-17-1 Thiodipropionic Acid. High Purity Grade: Assay 99.2% with strictly controlled trace impurities for guaranteed performance. Versatile Applications: Core raw material for antioxidants, food additives, water treatment, and polymer synthesis. Fast Delivery: 10-14 day delivery to Japan and Korea; 15 workdays for peak and off-peak seasons. Flexible Payment: Supports T/T, L/C, D/P, PayPal, Western Union, and negotiable split payments. Custom Packaging: Secondary packaging, customer labeling, and special hazardous-goods markings available. Sample Support: Fast sample supply and assistance with small trial orders before bulk purchase. Third-Party Inspection: Coordination with chosen inspection bodies and provision of quality reports. Global Compliance: ISO 9001, REACH, RoHS, and HALA certified with zero compliance issues history.