Research-Grade Calcium Metal
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.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 3% | +35.0% | 38% |
| 🇲🇽Mexico | 3% | +10.0% | 13% |
| 🇨🇦Canada | 3% | +10.0% | 13% |
| 🇩🇪Germany | 3% | +10.0% | 13% |
| 🇯🇵Japan | 3% | +10.0% | 13% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing isotopes for research
Chapter notes place isotopic elements/compounds in 2844-2845.
If as biological lab reagents in kits
X-ray apparatus biological reagents fall under Chapter 90.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Include NIST-traceable certificates; small packages may qualify for de minimis
• Handle as pyrophoric material per OSHA 1910.119
• Verify no organic stabilizers present
Related Products under HTS 2805.12.00.00
Calcium Metal Granules
Pure calcium metal in granular form, produced by thermal reduction of calcium oxide, used primarily in alloy production and as a reducing agent in chemical synthesis. This product is classified under HTS 2805.12.00.00 as elemental calcium, an alkaline-earth metal in its unalloyed, pure form meeting Chapter 28 definitions for chemical elements.
Calcium Metal Lumps
Irregular lumps of elemental calcium metal, typically 98-99% pure, obtained from electrolysis or aluminothermic processes, essential for lead-calcium battery alloys and pyrotechnics. Falls under HTS 2805.12.00.00 as unalloyed alkaline-earth metal in primary lump form per Chapter 28 notes.
High-Purity Calcium Ingots
99.9% pure calcium cast into ingot shapes for research and high-precision applications like semiconductor doping and getter materials in vacuum systems. Classified in HTS 2805.12.00.00 as chemically defined alkaline-earth metal element, unworked except for casting.
Calcium Metal Turnings
Fine turnings or chips of elemental calcium generated from machining, used as reactive fillers in pyrotechnic compositions and chemical reagents. HTS 2805.12.00.00 covers these as primary forms of unalloyed calcium metal.