p-Aminoazobenzenedisulfonic acid
p-Aminoazobenzenedisulfonic acid is a chemically defined diazo compound with an azo linkage and two sulfonic acid groups. It is used as a key intermediate in the synthesis of azo dyes.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the product is imported as a synthetic organic colouring matter
Synthetic organic colouring matters are classified in heading 32.04, not in Chapter 29.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the product is a separate chemically defined compound and not a mixture
• Provide a Certificate of Analysis to the CBSA to confirm the chemical structure
• Verify if the product is listed under the Canadian Domestic Substances List (DSL) for compliance
Related Products under Tariff item 2927.00.00
1,1'-Azobisformamide (AZODICARBONAMIDE)
1,1'-Azobisformamide, also known as azodicarbonamide (ADCA), is a chemically defined azo compound used as a chemical foaming agent in plastics and rubber production. It decomposes thermally to release nitrogen gas.
1,1'-Azobisformamide USP Grade
1,1'-Azobisformamide USP grade is a chemically defined azo compound meeting United States Pharmacopeia standards for purity and microbial limits. It is used as a reagent in organic synthesis and pharmaceutical intermediate production.
1,3-Diphenyltriazene technical grade
1,3-Diphenyltriazene, also known as diazoaminobenzene, is a chemically defined diazo compound with a triazene (-NH-N=N-) functional group. It is used as an intermediate in azo dye synthesis and as a radical scavenger.
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. It is a separate chemically defined organic compound with a diazo group, classified under tariff item 2927.00.00 for diazo-, azo- or azoxy-compounds.
3,3'-Dimethoxybiphenyl-4,4'-Diazonium Salt
A complex diazo compound for high-resolution photographic printing plates and films. It is a separate chemically defined organic compound with a diazo functional group, falling under tariff item 2927.00.00 for diazo-, azo- or azoxy-compounds.
4-Aminoazobenzene-2,4-disulfonic Acid Monosodium Salt (Dye Intermediate)
4-Aminoazobenzene-2,4-disulfonic acid monosodium salt is a chemically defined diazo compound with an azo (-N=N-) linkage and sulfonic acid groups. It is used as a dye intermediate in the manufacturing of azo dyes.