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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified as developers or activators rather than couplers
Photographic developers or auxiliary chemicals for color paper use a different subheading, based on chemical function in the process.
If supplied as unmixed sensitizers or latent image stabilizers
Unmixed products for photographic uses (e.g., pure sensitizing dyes) are covered earlier in Chapter 37, separate from dispersions.
If the primary function is synthetic organic coloring matter
If not specifically for photographic processes, couplers may classify as general synthetic dyes in Chapter 32.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Include end-use certificates from buyers specifying color negative paper application to support classification and reduce audit risks
• Ensure packaging indicates 'for photographic use only' to distinguish from industrial chemicals and maintain Chapter 37 status
• Monitor REACH or TSCA compliance for chemical inventories, as coupler components may trigger pre-manufacture notices
Related Products under HTS 3707.90.32.30
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.
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.