Bayer Magenta Coupler Dispersion for Negative Paper from Mexico

Bayer's magenta coupler dispersion is a key ingredient for color negative photographic paper, dispersed in gelatin for coating onto paper base. It couples with oxidized developers post-exposure to produce magenta dyes essential for accurate color reproduction. Specifically covered by HTS 3707.90.32.30 for its paper-negative coupler role.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Import Tips

Store below 10°C during transit to prevent coagulation, with temperature logs for insurance and customs claims

Declare exact chemical composition (CAS numbers) to facilitate EPA reviews for import permits

Bundle with developer kits only if invoiced separately to avoid 'set' reclassification