Cetyltrimethylammonium Bromide (CTAB) from Mexico
Cetyltrimethylammonium bromide (CTAB) is a quaternary ammonium salt used as a cationic surfactant in DNA extraction and as an antimicrobial. It is a chemically defined compound under heading 29.23.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the product is pure and free of impurities to qualify as a separate chemically defined compound
• Keep documentation of the synthesis or purity analysis for CBSA