Ethylene Brassylate (MACROSTART™) from China
Ethylene brassylate is a synthetic macrocyclic lactone classified as an acyclic polycarboxylic acid derivative under HTS 2917.19.30.00 due to its chemical structure derived from brassilic acid. It is primarily used as a high-impact fragrance fixative in perfumes to provide long-lasting scent profiles.
Duty Rate — China → United States
17.3%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide Certificate of Analysis (CoA) confirming purity and identity as ethylene brassylate to avoid misclassification
• Include Safety Data Sheet (SDS) detailing handling precautions as it's a fragrance chemical
• Declare exact CAS number (105-95-3) on commercial invoice to match HTS description precisely