Phosphorus Sesquisulfide Flakes from Mexico
Phosphorus sesquisulfide flakes, synonymous with P4S3, are supplied in flake form for match manufacturing and pyrotechnics. This product is specifically 'of phosphorus' under tariff item 2813.90.00, distinguishing it from carbon sulfides.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the flakes are not classified as a pyrotechnic composition
• Provide the chemical formula and CAS number for CBSA verification
• Check if the product requires a permit under the Export and Import Permits Act