Section XV — Base metals and articles of base metal
HS code
74050000
Master alloys of copper
Last Verified Date - 27 September 2026
Common commodities
Cupro-phosphorus master alloy for copperCopper-manganese metallurgical modifierBeryllium-copper master alloy barPhosphorous-copper preparatory alloyManganese-copper metallurgical feed materialBeryllium copper alloying additiveCopper-phosphorus alloy rodHigh concentration copper modifierManganese-copper metallurgical compoundPhosphorous-copper metallurgical ingredient