Kodak Coupler Dispersion for Color Negative Paper
This is a specialized chemical preparation containing color coupler dispersions designed specifically for incorporation into color negative photographic paper during manufacturing. It enables the formation of visible dye images when exposed to light and processed in color developers. Classified under HTS 3707.90.32.30 as it is a coupler dispersion for color negative photographic paper, relating to the photographic process on photosensitive surfaces.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If intended for color reversal photographic paper
Coupler dispersions for reversal paper (positive images) fall under a separate subheading, distinguished by the type of photographic paper end-use.
If used in color photographic paper generally, not specified as negative
Broader color paper couplers without 'negative' specification shift to the general color paper subheading in the same chapter.
If sold as a bulk chemical mixture not put up for retail or measured portions
Unmixed or bulk preparations for photographic uses outside Chapter 37 move to Chapter 38 as other chemical preparations.
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Import Tips & Compliance
• Verify the product is explicitly labeled for use in color negative photographic paper to match HTS 3707.90.32.30; mislabeling may lead to reclassification
• Provide manufacturer specifications and Safety Data Sheets (SDS) confirming coupler dispersion composition to avoid scrutiny from customs
• Check for hazardous material declarations as these chemicals may require special shipping and storage compliance under DOT regulations
Related Products under HTS 3707.90.32.30
Fujifilm Coupler Dispersion CD-1 for Negative Paper
Fujifilm's CD-1 coupler dispersion is a ready-to-use chemical formulation for integrating into emulsions of color negative photographic paper. It facilitates the coupling reaction with oxidized color developers to produce cyan, magenta, or yellow dyes upon light exposure. This product is precisely classified in HTS 3707.90.32.30 due to its specific application in color negative paper production.
Agfa Coupler Latex Dispersion for RA-4 Negative Paper
Agfa's latex-based coupler dispersion is optimized for RA-4 process color negative photographic paper, providing stable polymer particles that release dyes during development. It supports high-resolution imaging on photosensitive surfaces activated by light. Falls under HTS 3707.90.32.30 as a dedicated coupler dispersion for this paper type.
Konica Minolta Yellow Coupler Dispersion Y-101
Konica Minolta Y-101 is a yellow coupler dispersion formulated for emulsion layers in color negative photographic paper, reacting with developers to form yellow dye images from exposed silver halides. It is put up ready for use in measured portions for lab or factory application. HTS 3707.90.32.30 applies directly to such dispersions targeted at color negative paper.
Bayer Magenta Coupler Dispersion for Negative Paper
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.