Pentachlorobenzene Lab Reference Standard from China
A certified reference material of pentachlorobenzene (ISO) used for analytical calibration in environmental testing laboratories. Despite its small packaging, it is the pure chemically defined compound, not a preparation, and is therefore classified under tariff item 2903.93.00.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is labeled as a pure reference standard, not a solution or mixture, to avoid reclassification
• Include the ISO name and CAS number on the commercial invoice
• Verify if an import permit is needed under the Canadian Environmental Protection Act