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Spectroscopy Grade Chloroform-d (Deuterated) from China

Spectroscopy grade chloroform-d (CDCl3) is deuterated trichloromethane, an isotopically substituted form of chloroform used in NMR spectroscopy. As a derivative of chloroform, it is classified under tariff item 2903.13.00, consistent with Chapter 29 provisions for isomers and derivatives.

Duty Rate — China → Canada

0%

Import Tips

• Verify the isotopic purity and provide technical specifications to CBSA to confirm classification as a chloroform derivative

• Note that deuterated compounds may require additional end-use declarations

• Ensure proper labeling for laboratory chemicals to avoid delays