About HS Code 283220
This category encompasses a range of sulphite compounds, excluding those of sodium, which are vital in various industrial processes. These "other" sulphites often include potassium sulphite, calcium sulphite, and magnesium sulphite, each possessing unique properties and applications. They are primarily traded for their roles as reducing agents, preservatives, and antioxidants in sectors such as food and beverage (e.g., wine production), pharmaceuticals, and industrial chemistry. Manufacturers of specialty chemicals and distributors are key players in this trade, supplying to diverse end-user industries. The global trade landscape for these sulphites is characterized by specialized demand, often driven by specific formulation requirements where sodium sulphites might not be suitable due to solubility, reactivity, or regulatory reasons. Understanding the specific cation (potassium, calcium, etc.) is paramount for accurate classification and trade.
Products Under This Code
Potassium sulphite, Calcium sulphite, Magnesium sulphite, Ammonium sulphite, Lithium sulphite, Zinc sulphite, Barium sulphite
Real World Examples
Merck Potassium Sulphite, Sigma-Aldrich Calcium Sulphite, Alfa Aesar Magnesium Sulphite, Spectrum Chemical Ammonium Sulphite
Common Misclassification
This code is often confused with 283210 (sodium sulphites) if the specific cation is overlooked, or with other sulphur compounds like 2833 (sulphates) due to similar chemical nomenclature. Careful identification of the cation and the "sulphite" anion is key.
Products Classified Under 2832.20
Industry
This code belongs to the Chemicals industry.
Trade Overview
European countries, the USA, and Japan are key importers and exporters, driven by their advanced chemical and food industries.
Frequently Asked Questions
What is HS code 283220?
HS code 283220 covers: Sulphites; other than of sodium. This category encompasses a range of sulphite compounds, excluding those of sodium, which are vital in various industrial processes. These "other" sulphites often include potassium sulphite, calcium sulphite, and magnesium sulphite, each possessing unique properties and applications. They are primarily traded for their roles as reducing agents, preservatives, and antioxidants in sectors such as food and beverage (e.g., wine production), pharmaceuticals, and industrial chemistry. Manufacturers of specialty chemicals and distributors are key players in this trade, supplying to diverse end-user industries. The global trade landscape for these sulphites is characterized by specialized demand, often driven by specific formulation requirements where sodium sulphites might not be suitable due to solubility, reactivity, or regulatory reasons. Understanding the specific cation (potassium, calcium, etc.) is paramount for accurate classification and trade.
What products fall under HS code 283220?
Potassium sulphite, Calcium sulphite, Magnesium sulphite, Ammonium sulphite, Lithium sulphite, Zinc sulphite, Barium sulphite
What are common misclassifications for HS code 283220?
This code is often confused with 283210 (sodium sulphites) if the specific cation is overlooked, or with other sulphur compounds like 2833 (sulphates) due to similar chemical nomenclature. Careful identification of the cation and the "sulphite" anion is key.
How is HS code 283220 structured?
HS code 283220 is a 6-digit subheading under the Harmonized System. The first 2 digits (28) identify the chapter, digits 3-4 (32) identify the heading, and digits 5-6 (20) specify the subheading. This code is standardized globally by the World Customs Organization.