Ammonium 7-Nitronaphth[1,2]oxadiazole-5-sulfonate from China
Ammonium salt providing volatility advantages in certain dye sublimation processes, covered by HTS 2934.99.06.00 salts provision. The ammonium counterion facilitates thermal decomposition applications in specialty colorants.
Duty Rate — China → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Document ammonia content to prevent misclassification as free base
• Special ventilation requirements due to ammonia off-gassing potential
• Confirm pH stability as ammonium salts can hydrolyze in transit