Aluminum Orthophosphate Powder from United States
Aluminum orthophosphate powder (AlPO4) is a thermally stable, chemically defined compound used in ceramic glazes, dental cements, and optical coatings. As a phosphate of aluminum, it is classified under the 'Other' nitrates item, which covers phosphates not specifically named elsewhere.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the powder is not mixed with binders or additives, as that could move it to another heading
• Provide a certificate of analysis showing purity
• Check if the end-use (e.g
• dental) triggers other regulatory requirements