Krypton Gas Laboratory Grade from China
Ultra-high purity krypton gas (99.999%) in specialized glass ampoules for spectroscopy and research applications. Falls under HTS 2804.29.00 as krypton is a rare gas categorized under 'other' nonmetals. Chemically inert and supplied in small quantities for scientific use.
Duty Rate — China → United States
28.7%
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)
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide detailed end-use statement for lab/research exemption from certain restrictions; ensure ampoules have proper vacuum sealing certification; common error is misdeclaring as helium leading to valuation disputes