Rubber Durometer Calibration Block from Mexico
NIST-traceable test blocks (30A, 50D, 90A Shore scales) for calibrating durometers testing rubber/plastics hardness. Micro-ISO 48 compliant. Accessory for hardness testers classified HTS 9024.90.00.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Must include NIST/ISO traceability certificate with exact durometer values
• Specify Shore scale and tolerance (±1 point)