33651520 - Immunoglobulins

CPV code 33651520 in the EU Common Procurement Vocabulary refers to Immunoglobulins. It sits at level 6 of the CPV hierarchy as a subcategory within the 33 division. This code is nested directly under 33651500, narrowing the broader category into the specific area of immunoglobulins. As a leaf code, 33651520 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 immunoglobulins. Contracting authorities across the EU use 33651520 in TED notices and national procurement portals to signal that a tender relates to immunoglobulins.