4,7-Dichloroquinoline Stabilized with Antioxidant from China

Stabilized 4,7-dichloroquinoline with an added antioxidant is a separate chemically defined compound with a quinoline ring system. The stabilizer is necessary for preservation or transport, as permitted under Chapter 29 Note 1(f). The addition does not make the product suitable for a specific use, so it remains classified under heading 29.33.