This means that you'll be able to search for NAICS codes directly (if that's your jam). We'll do the math; let's make better data on public procurement together.
Alloying additives (Aluminum, Antimony, Copper, and Others).
Fuel Inhibiting Additives (FSC 6850).
Only bulk material will be identified in this class. Additive metal materials are those which are added to metals to improve their characteristics as required (e.g., lead added to steel to improve the machinability).
Possible NAICS Codes
541714 – Research and Development in Biotechnology (except Nanobiotechnology)
331110 – Iron and Steel Mills and Ferroalloy Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
331492 – Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum)
212290 – Other Metal Ore Mining
423510 – Metal Service Centers and Other Metal Merchant Wholesalers
325180 – Other Basic Inorganic Chemical Manufacturing
561990 – All Other Support Services
488310 – Port and Harbor Operations
444140 – Hardware Retailers