90731500 - Toxic gas detection services

CPV code 90731500 in the EU Common Procurement Vocabulary refers to Toxic gas detection services. It sits at level 5 of the CPV hierarchy as a subcategory within the 90 division. This code is nested directly under 90731000, narrowing the broader category into the specific area of toxic gas detection services. As a leaf code, 90731500 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 toxic gas detection services. Contracting authorities across the EU use 90731500 in TED notices and national procurement portals to signal that a tender relates to toxic gas detection services.