NMR-Grade Triphenylmethyl Chloride from China
NMR-grade triphenylmethyl chloride is an ultra-pure form of this compound, ideal for spectroscopic analysis and research in aromatic halogenation chemistry. It is a separate chemically defined organic compound classified under tariff item 2903.99.00 as an 'other' halogenated derivative of aromatic hydrocarbons.
Duty Rate — China → Canada
0%
Import Tips
• Provide a certificate of analysis confirming NMR-grade purity to support classification as a chemically defined compound
• Ensure the product is not put up in measured doses or retail packs
• Keep records of the intended research use in case CBSA requests clarification