Specialty Carbon Black N990 from Canada
N990 is a large particle, low structure carbon black for non-reinforcing rubber applications. Falls in HTS 2803.00.0050 as other carbon blacks, with specific ASTM grading. Industrial grade per Chapter 28 inorganic definitions.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• ASTM D1765 grade designation supports specific classification
• Iodine number and tint strength data verify grade purity
• Avoid compounding before import to maintain Chapter 28 status