6-Nitrobenzimidazole from Germany
Used as a desensitizer and antifoggant in photographic emulsions, particularly for X-ray films requiring high contrast. This nitro-aromatic heterocycle controls silver halide sensitivity. Its specific photographic function qualifies it for HTS 2933.99.24.00.
Duty Rate — Germany → 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
• Nitroaromatic requires explosive precursor screening; provide X-ray film end-use verification; ensure proper sequencing in Chapter 29 classification hierarchy