Harmonized System Code (Hs Code)

The Harmonized System is an international nomenclature for the classification of products. It allows participating countries to classify traded goods on a common basis for customs purposes. Hazardous Material Hazardous materials are flammable or poisonous substances which pose a threat to life, property or environment if released carelessly. These materials can be gases, liquids or solids, and they include toxic chemicals, fuels, nuclear waste products, biological, chemical and radiological materials with strong potential to cause harm.