31518500 - Mercury-vapour lamps

CPV code 31518500 in the EU Common Procurement Vocabulary refers to Mercury-vapour lamps. It sits at level 5 of the CPV hierarchy as a subcategory within the 31 division. This code is nested directly under 31518000, narrowing the broader category into the specific area of mercury-vapour lamps. As a leaf code, 31518500 has no further subdivisions and represents the most precise classification available in this branch — buyers should reference it directly in tender notices when the procurement primarily concerns mercury-vapour lamps. Contracting authorities across the EU use 31518500 in TED notices and national procurement portals to signal that a tender relates to mercury-vapour lamps.