Valentinite Natural Antimony Trioxide from United States
Valentinite natural antimony trioxide, a naturally occurring cubic form of antimony trioxide (Sb2O3) refined for industrial use. It is chemically equivalent to synthetic antimony trioxide and is classifiable under the tariff item for antimony oxides.
Duty Rate — United States → Canada
0%
Import Tips
• Classify the product as antimony trioxide (Sb2O3) regardless of its natural origin
• Ensure the product is refined and not in its raw mineral state
• Provide documentation showing the chemical composition and purity