Nitrosyl Chloride from Japan
Nitrosyl chloride (NOCl) is a yellow-red gas or liquid used as a nitrosating agent in pharmaceuticals. Classified in HTS 2811.19.61 as an other inorganic oxygen compound of nitrogen (nonmetal), it fits Chapter 28 for halide oxides excluding those in 2812. Its reactivity defines its tariff placement.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Ship in pressurized cylinders with pressure relief valves per UN1717
• Provide spectroscopic analysis to confirm chemical identity at entry
• Monitor for oxidation to NO2, which could reclassify under 2812