Saytex BT-93 Ethylenebistetrabromophthalimide from China
Saytex BT-93 is the commercial grade of ethylenebistetrabromophthalimide, a tetrabrominated aromatic imide serving as a non-migrating flame retardant for engineering thermoplastics like nylon and polyolefins. Classified under HTS 2925.19.10.00 due to its precise chemical structure as an aromatic imide derivative. It offers superior light stability and processability in high-temperature applications.
Duty Rate — China → United States
19%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include batch-specific purity analysis (min. 98%) and CAS 32588-76-4 certification; avoid pitfalls by distinguishing from halogenated hydrocarbons
• Comply with EU RoHS exemptions for flame retardants in electronics
• Label containers with flame retardant hazard warnings per GHS standards