1,3-Diphenyltriazene technical grade
Technical grade 1,3-Diphenyltriazene (synonym for diazoaminobenzene) explicitly covered by HTS 2927.00.06.00 as listed diazo compound. Intermediate for azo dye synthesis and radical scavenger applications.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 5.8% | +35.0% | 40.8% |
| 🇲🇽Mexico | 5.8% | +10.0% | 15.8% |
| 🇨🇦Canada | 5.8% | +10.0% | 15.8% |
| 🇩🇪Germany | 5.8% | +10.0% | 15.8% |
| 🇯🇵Japan | 5.8% | +10.0% | 15.8% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If nitrite functionality predominates
Nitrite-function organic compounds precede azo compounds numerically but Chapter note prioritizes later headings
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Import Tips & Compliance
• CAS #136-35-6 verification required; distinguish from phenylhydrazine contaminants
• Melting point 99-102°C specification confirms identity vs structural isomers
• Light-sensitive; declare amber glass packaging to prevent decomposition claims
Related Products under HTS 2927.00.06.00
p-Aminoazobenzenedisulfonic acid
p-Aminoazobenzenedisulfonic acid is a chemically defined diazo compound featuring an azo (-N=N-) linkage and two sulfonic acid groups, explicitly listed under HTS 2927.00.06.00. It serves as a key intermediate in the synthesis of direct dyes for textiles and paper.
Diazoaminobenzene (1,3-Diphenyltriazene)
Diazoaminobenzene, also known as 1,3-Diphenyltriazene, is a specific diazo compound explicitly named in HTS 2927.00.06.00 featuring the triazene (-NH-N=N-) functional group. Used as a reagent in organic synthesis and photographic chemistry.
p-Aminoazobenzene-2,4-disulfonic acid, 98% purity
High-purity technical grade p-Aminoazobenzene-2,4-disulfonic acid meets Chapter 29 definition for separate chemically defined azo compounds with sulfonic acid groups under HTS 2927.00.06.00. Primary use as dye coupling component.
Diazoaminobenzene stabilized with 0.1% citric acid
Diazoaminobenzene with stabilizer added per Chapter 29 note 2(f), maintaining classification under HTS 2927.00.06.00 as the stabilizer is solely for preservation/transport. Used in analytical chemistry standards.