About HS Code 2927
Heading 2927 covers organic compounds characterized by the presence of diazo (-N=N=N-), azo (-N=N-), or azoxy (-N=N(O)-) functional groups. This classification is strictly for separate, chemically defined organic compounds, meaning pure substances rather than prepared dyes, pigments, or pharmaceutical formulations. The scope includes a variety of these nitrogen-nitrogen bonded compounds, from simple azobenzenes to more complex diazonium salts and azo initiators. The key defining characteristic is the specific arrangement of nitrogen atoms within the organic molecule. Correct classification under 2927 is paramount for trade compliance, particularly given the historical and ongoing importance of these compounds in the dye industry, as polymerization initiators, and in certain pharmaceutical syntheses. Many azo compounds are also subject to specific environmental and health regulations due to their properties. Historically, azo dyes revolutionized the textile industry, and while prepared dyes now fall under Chapter 32, the pure chemical intermediates remain here. Within Chapter 29, this heading provides a precise classification for these distinct nitrogen-function compounds, differentiating them from other nitrogen-containing organics and ensuring regulatory clarity for their trade.
Products Under This Code
Azobenzene, Azoxybenzene, Diazomethane, 2,2'-Azobis(isobutyronitrile) (AIBN), 4,4'-Azobis(4-cyanopentanoic acid), Methyl orange (pure compound), Sudan I (pure compound), 4-Aminoazobenzene, p-Hydroxyazobenzene, 4-Nitroazoxybenzene, 1,1'-Azobis(cyclohexanecarbonitrile), p-Methoxyazobenzene, 2,2'-Azobis(2,4-dimethylvaleronitrile), Diazoaminobenzene, 4-Dimethylaminoazobenzene, Sodium azobenzene-4-sulfonate, 4-Nitrobenzenediazonium tetrafluoroborate, Benzenediazonium chloride, 4-Carboxybenzenediazonium chloride, 2-Naphtholbenzenediazonium chloride, 2,2'-Azobis(N,N'-dimethyleneisobutyramidine) dihydrochloride, 4,4'-Diaminoazobenzene, 2-Phenylazo-p-cresol, 1-(Phenylazo)naphthalene, 2-(Phenylazo)phenol
Real World Examples
A Chinese manufacturer exports large quantities of **2,2'-Azobis(isobutyronitrile) (AIBN)**, a common radical initiator, to polymer producers in South Korea and Taiwan for the synthesis of various plastics and coatings. This trade typically occurs via ocean freight across the East China Sea. An Indian chemical company imports **4-Aminoazobenzene** from a European supplier, such as Germany, for use as an intermediate in the production of specialty dyes and pigments for its textile and printing industries; these shipments often utilize sea container services. A US research institution imports small, high-purity quantities of specific **diazonium salts** from a Swiss fine chemical supplier for advanced organic synthesis and material science research, often shipped via air express due to their sensitivity and high value.
Common Misclassification
A frequent misclassification involves distinguishing pure diazo-, azo-, or azoxy-compounds (2927) from **prepared dyes or pigments** (Chapter 32). For example, while **Methyl Orange** as a pure chemical compound falls under 2927, if it's sold as a standardized solution or preparation for a specific dyeing application, it would likely be classified under 3204. Similarly, a **medicament containing an azo compound** as its active pharmaceutical ingredient would be classified under Chapter 30 (Pharmaceutical products), not 2927. Traders must also differentiate these from **other nitrogen-function compounds n.e.c.** (2929) if the primary functional group is not diazo, azo, or azoxy, ensuring the most specific heading is used.
Subheadings 1
Industry
This code belongs to the Chemicals industry.
Trade Overview
Key players in the production and trade of these compounds include China, India, Germany, and the United States, reflecting their strong chemical and dye industries. Major importers are often countries with significant textile, plastics, and printing sectors, particularly in Asia (e.g., Bangladesh, Vietnam) and parts of Europe. Tariffs tend to be moderate but can be influenced by specific trade agreements. Regulatory scrutiny, especially concerning environmental impact and safety of azo compounds, is high in many regions, necessitating strict compliance with chemical inventory registrations and restrictions on certain substances, such as those under EU REACH regulations.
Frequently Asked Questions
What is HS code 2927?
HS code 2927 is a 4-digit heading in the Harmonized System that covers: Diazo-, azo- or azoxy-compounds. Heading 2927 covers organic compounds characterized by the presence of diazo (-N=N=N-), azo (-N=N-), or azoxy (-N=N(O)-) functional groups. This classification is strictly for separate, chemically defined organic compounds, meaning pure substances rather than prepared dyes, pigments, or pharmaceutical formulations. The scope includes a variety of these nitrogen-nitrogen bonded compounds, from simple azobenzenes to more complex diazonium salts and azo initiators. The key defining characteristic is the specific arrangement of nitrogen atoms within the organic molecule. Correct classification under 2927 is paramount for trade compliance, particularly given the historical and ongoing importance of these compounds in the dye industry, as polymerization initiators, and in certain pharmaceutical syntheses. Many azo compounds are also subject to specific environmental and health regulations due to their properties. Historically, azo dyes revolutionized the textile industry, and while prepared dyes now fall under Chapter 32, the pure chemical intermediates remain here. Within Chapter 29, this heading provides a precise classification for these distinct nitrogen-function compounds, differentiating them from other nitrogen-containing organics and ensuring regulatory clarity for their trade.
What products fall under HS code 2927?
Azobenzene, Azoxybenzene, Diazomethane, 2,2'-Azobis(isobutyronitrile) (AIBN), 4,4'-Azobis(4-cyanopentanoic acid), Methyl orange (pure compound), Sudan I (pure compound), 4-Aminoazobenzene, p-Hydroxyazobenzene, 4-Nitroazoxybenzene, 1,1'-Azobis(cyclohexanecarbonitrile), p-Methoxyazobenzene, 2,2'-Azobis(2,4-dimethylvaleronitrile), Diazoaminobenzene, 4-Dimethylaminoazobenzene, Sodium azobenzene-4-sulfonate, 4-Nitrobenzenediazonium tetrafluoroborate, Benzenediazonium chloride, 4-Carboxybenzenediazonium chloride, 2-Naphtholbenzenediazonium chloride, 2,2'-Azobis(N,N'-dimethyleneisobutyramidine) dihydrochloride, 4,4'-Diaminoazobenzene, 2-Phenylazo-p-cresol, 1-(Phenylazo)naphthalene, 2-(Phenylazo)phenol
What are common misclassifications for HS code 2927?
A frequent misclassification involves distinguishing pure diazo-, azo-, or azoxy-compounds (2927) from **prepared dyes or pigments** (Chapter 32). For example, while **Methyl Orange** as a pure chemical compound falls under 2927, if it's sold as a standardized solution or preparation for a specific dyeing application, it would likely be classified under 3204. Similarly, a **medicament containing an azo compound** as its active pharmaceutical ingredient would be classified under Chapter 30 (Pharmaceutical products), not 2927. Traders must also differentiate these from **other nitrogen-function compounds n.e.c.** (2929) if the primary functional group is not diazo, azo, or azoxy, ensuring the most specific heading is used.
Which countries trade the most under HS code 2927?
Key players in the production and trade of these compounds include China, India, Germany, and the United States, reflecting their strong chemical and dye industries. Major importers are often countries with significant textile, plastics, and printing sectors, particularly in Asia (e.g., Bangladesh, Vietnam) and parts of Europe. Tariffs tend to be moderate but can be influenced by specific trade agreements. Regulatory scrutiny, especially concerning environmental impact and safety of azo compounds, is high in many regions, necessitating strict compliance with chemical inventory registrations and restrictions on certain substances, such as those under EU REACH regulations.
How is HS code 2927 structured?
HS code 2927 is a 4-digit heading under Chapter 29 of the Harmonized System. The first 2 digits (29) identify the chapter, and digits 3-4 (27) specify the heading. This code contains multiple 6-digit subheadings for precise product classification.