Chromic Acid Metal Etching Solution from Japan
Dilute chromic acid with sulfuric acid for etching titanium alloys before anodizing. Wholly inorganic preparation selectively removes oxide films, classified 3810.90.2000 as pickling auxiliary. Aerospace and medical implant use.
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
• TSCA Section 8 reporting for chromium VI compounds
• Oxidizer placarding (Division 5.1); neutralization mandatory