Section 15 Base metals and articles of base metal 72 Iron and steel. 72 02 Ferro-alloys 72 02 91 Ferro-titanium and ferro-silico- titanium 72 02 91 00 Ferro-titanium and ferro-silico- titanium Commodity Code Description 72 02 91 00 000 Ferro-titanium and ferro-silico- titanium
