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
43%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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