Research-Grade Calcium Metal from Mexico
Ultra-high purity (99.999%) calcium metal in small quantities for laboratory research, spectroscopy standards, and material science studies. Meets HTS 2805.12.00.00 criteria as pure alkaline-earth element for scientific applications.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include NIST-traceable certificates; small packages may qualify for de minimis
• Handle as pyrophoric material per OSHA 1910.119
• Verify no organic stabilizers present