TCI is a leading supplier of high quality organic reagents, offering more than 28,000 chemicals. Consistency and quality of all of TCI's products are maintained through our extensive QC process. We provide reliable reagents for synthetic chemistry, life science, materials science, and analytical chemistry. With 95% of our catalog stocked at our warehouses in the USA and Japan, you can count on TCI to have product ready to ship when you need it. Through custom synthesis and bulk services, we can help you scale up as needed.