Synthetic Phosphorus Trisulfide Crystals from Mexico
Laboratory-synthesized P4S3 crystals for research in inorganic chemistry. Still classified under tariff item 2813.90.00 as chemically defined nonmetal sulfide, regardless of the synthesis method.
Duty Rate — Mexico → Canada
0%
Import Tips
• Provide a detailed description of the product's use for research purposes to CBSA
• Ensure the product is not classified as a laboratory chemical under other headings
• Check if an import permit is needed for research quantities