4-Amino-N-ethyl-N-(2-methoxyethyl)-2-methylbenzene Sulfonamide Hydrochloride from Germany
Used as a developer incorporation releaser (DIR) in color negative films for image enhancement and sharpness. The sulfonamide functionality provides controlled dye release during processing. As a specialized photographic chemical, classified under 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
• Sulfonated derivative per Chapter 29 note; hydrochloride salt documentation required; provide dye release kinetics data