Phosphor Copper Master Alloy from Mexico
Phosphor copper master alloy is a high-phosphorus copper alloy containing more than 15% by weight of phosphorus, used as an additive in brass production. It is classified under tariff item 2853.90.00 as a phosphide, per Chapter Note 7 to Chapter 28, which explicitly includes copper phosphide with over 15% phosphorus. The product is not ferrophosphorus, which is excluded from this heading.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the phosphorus content exceeds 15% by weight to qualify as a phosphide under Chapter Note 7; provide a mill certificate or lab analysis to the CBSA
• Declare the product as copper phosphide, not as a copper alloy of Section XV, to avoid misclassification
• Verify that the product is not ferrophosphorus, which is excluded from this heading