CPV code 24315200 designates Cyanide, cyanide oxide, fulminates, cyanates, silicates, borates, perborates, salts of inorganic acids in the Common Procurement Vocabulary (CPV 2008), the EU classification used to describe the subject of public contracts.
24315200 sits under 24315000 (Miscellaneous inorganic chemicals) and groups 4 more specific sub-codes. When classifying a tender, choose the narrowest code that still covers the full subject of the contract.