Raw Perlite Rock from Canada
Natural volcanic glass perlite in unexpanded ore form, used in lightweight concrete and filtration after expansion. HTS 2530.90.80 covers unexpanded perlite as 'other' mineral substances not specified elsewhere. Explicitly included in heading 2530 per chapter notes.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide geological origin certificates; confirm unexpanded status with density specs; common pitfall is misdeclaring expanded perlite which changes classification