About HS Code 283330
This HS code specifically covers alums, which are a distinct group of double sulphates, typically comprising an alkali metal and a trivalent metal. The most common variant is potassium aluminium sulphate. Alums are indispensable in water purification processes, where they function as effective flocculating agents to remove impurities. They also play a crucial role in the textile industry as mordants, enhancing dye adherence, and are utilized in leather tanning. Furthermore, alums find applications in certain cosmetic and pharmaceutical products, acting as astringents or deodorants. Importers primarily include municipal water treatment facilities, textile manufacturers, and chemical distributors. Exporters are typically large chemical corporations situated in countries with well-established chemical industries. Key trade considerations involve purity, crystal size, and the precise chemical composition, as different alums are tailored for distinct applications. The global demand for alums remains consistent, driven by essential industrial processes and public health requirements.
Products Under This Code
Potassium alum, Ammonium alum, Sodium alum, Chrome alum, Aluminium sulphate (often referred to as 'alum' in water treatment), Ferric alum
Real World Examples
Alum Stone (deodorant), Water Treatment Alum (various suppliers), Mordant Alum (textile dyes), Styptic Pencil (shaving products)
Common Misclassification
Alums can sometimes be confused with other aluminium sulphates under 2833.22, but 2833.30 specifically covers the double sulphate compounds known as alums.
Products Classified Under 2833.30
Industry
This code belongs to the Chemicals industry.
Trade Overview
China, India, USA, and Germany are major producers and consumers of alums, particularly for water treatment and industrial applications.
Frequently Asked Questions
What is HS code 283330?
HS code 283330 covers: Alums. This HS code specifically covers alums, which are a distinct group of double sulphates, typically comprising an alkali metal and a trivalent metal. The most common variant is potassium aluminium sulphate. Alums are indispensable in water purification processes, where they function as effective flocculating agents to remove impurities. They also play a crucial role in the textile industry as mordants, enhancing dye adherence, and are utilized in leather tanning. Furthermore, alums find applications in certain cosmetic and pharmaceutical products, acting as astringents or deodorants. Importers primarily include municipal water treatment facilities, textile manufacturers, and chemical distributors. Exporters are typically large chemical corporations situated in countries with well-established chemical industries. Key trade considerations involve purity, crystal size, and the precise chemical composition, as different alums are tailored for distinct applications. The global demand for alums remains consistent, driven by essential industrial processes and public health requirements.
What products fall under HS code 283330?
Potassium alum, Ammonium alum, Sodium alum, Chrome alum, Aluminium sulphate (often referred to as 'alum' in water treatment), Ferric alum
What are common misclassifications for HS code 283330?
Alums can sometimes be confused with other aluminium sulphates under 2833.22, but 2833.30 specifically covers the double sulphate compounds known as alums.
How is HS code 283330 structured?
HS code 283330 is a 6-digit subheading under the Harmonized System. The first 2 digits (28) identify the chapter, digits 3-4 (33) identify the heading, and digits 5-6 (30) specify the subheading. This code is standardized globally by the World Customs Organization.