Fast Red Salt RC Diazo Compound
Commercial diazo salt formulation for high-speed photographic coupler reactions in color print materials. HTS 2927.00.25.00 applies to this photographic chemical due to its specialized use in image-forming azo dye processes.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for textile printing rather than photography
Same diazo structure but different end-use shifts to synthetic reactive dyes in Chapter 32.
If primarily aniline-derived without diazo function
Pre-diazo aniline intermediates classify under amine-function compounds.
If supplied as stabilized mixture with multiple components
Complex formulations exceeding simple compound criteria become chemical preparations.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Submit technical data sheets proving formulation meets Chapter 29 note (e) for transport solvents
• Monitor shelf-life declarations; expired chemicals risk denial as unfit for photographic use
• Separate from dye manufacturing shipments to prevent commingling with Chapter 32 products
Related Products under HTS 2927.00.25.00
4-Diazo-2,5-Dibutoxyphenyl Morpholine
This diazo compound serves as a key coupling component in color photographic film development, forming azo dyes upon reaction with couplers. It falls under HTS 2927.00.25.00 as a diazo-type photographic chemical used specifically in photosensitive materials for imaging processes.
2-Diazo-1-Naphthol-4-Sulfonic Acid
A diazo coupling agent used in diazo-type copying papers and films, reacting to produce visible azo images upon light exposure. Classified under HTS 2927.00.25.00 due to its role in light-sensitive photographic reproduction processes.
p-Diazo-N,N-Dimethylaniline Zinc Chloride
Stabilized double salt used in instant photographic developers for rapid azo coupling in print materials. Falls under HTS 2927.00.25.00 as a photographic diazo compound per Chapter 29 coordination compound rules.
Diazo Blue RC Stabilized Salt
Photographic diazo coupler producing blue azo dyes in multilayer color films during development. HTS 2927.00.25.00 classification reflects its exclusive use in photosensitive imaging chemistry.
3,3'-Dimethoxybiphenyl-4,4'-Diazonium Salt
Complex diazo compound for high-resolution photographic printing plates and films. Classified in HTS 2927.00.25.00 for its function in light-activated azo imaging chemistry.
Tetrazolium Blue Chloride
Diazo-tetrazolium salt used in photographic redox imaging and viability staining for film quality control. HTS 2927.00.25.00 covers this as a photographic chemical despite dual lab uses.