Channel Black Pigment from Canada
Channel black, an older production method carbon black from oil flame impingement on channel irons, provides high structure for specialty inks. Falls under HTS 2803.00.0050 as other carbon blacks, distinguished by manufacturing process. Pure amorphous carbon per Chapter 28 chemical definitions.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Historical production method documentation may be required for authenticity
• Ensure no organic stabilization that would exclude from Chapter 28 per notes
• Particle surface area specs help verify against furnace black alternatives