Customs: CBIC imposed anti-dumping duty on Synthetic Grade Zeolite 4A imported from Thailand and Iran for 5 years.(13.12.2023) Leave a Comment / Daily Updates / By Team Bizsol Customs: CBIC imposed anti-dumping duty on Synthetic Grade Zeolite 4A imported from Thailand and Iran for 5 years. [Notification No. 14/2023-Customs (ADD) | Dated: 11th December, 2023]