Spectroscopy Grade Chloroform-d (Deuterated) from China
Deuterated chloroform (CDCl3), isotopically pure trichloromethane-d for NMR spectroscopy. Though isotopically substituted, classified under parent compound HTS 2903.13.00.00 per Chapter 29 isomer provisions.
Duty Rate — China → United States
40.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Provide 13C/2H isotopic analysis; >99.5% D-content required for this specific classification
• Store/seal under nitrogen; declare as UN1888 despite lower toxicity profile
• Distinguish from regular chloroform via CAS 865-49-6 vs 67-66-3 in documentation