The Harmonized System (HS Code) of 27132000 is belong to blown asphalt in different grade and packing classification system. Customs Organization (WCO) to harmonize international trade by creating a coding system that is globally acceptable.

customs tariffs and for the collection of international trade statistics
Importers of blown asphalt are responsible for the correct classification of oxidised bitumen. However, to facilitate the release process, importers/brokers may provide the exporter with the HS code for their products and ask them to include it on their invoices.