The tariff classification of ferrosilicon (Duramet) from Canada.
The tariff classification of ferrosilicon from Brazil
Protest 2904-93-100060; Ferrosilicon; duty rate based on percentage of silicon; laboratory report
Protest and AFR No. 1101-98-100152; Antidumping duty order A-570-819; ferrosilicon; 19 U.S.C. 1514; 19 CFR part 18
The country of origin of ferrosilicon powder
The tariff classification of inoculants and nodulizing material from Japan.