Calcium Azide Fine Powder

Calcium azide (Ca(N3)2) fine powder employed as an initiator in airbag inflators and explosives. Classified under HTS 2850.00.0500 as a chemically defined azide of calcium. Extremely shock-sensitive requiring specialized handling.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
πŸ‡¨πŸ‡³ChinaFree+35.0%35%
πŸ‡²πŸ‡½MexicoFree+10.0%10%
πŸ‡¨πŸ‡¦CanadaFree+10.0%10%
πŸ‡©πŸ‡ͺGermanyFree+10.0%10%
πŸ‡―πŸ‡΅JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2927.00.50.00Lower: 31.5% vs 35%

If organic azide derivatives

Organic azides fall under Chapter 29, while inorganic remain in Chapter 28.

3602.00.00Lower: 17.5% vs 35%

If formulated into detonator caps

Assembled explosive devices shift from chemicals to prepared explosives.

2843.30.00.00Lower: 30% vs 35%

If radioactively labeled

Azides containing radioactive isotopes classify under heading 2844.

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

β€’ Mandatory ATF import license and end-user certificates for azide explosives precursors

β€’ Declare exact azide content and sensitivity class per UN dangerous goods regulations

β€’ Use Type 4A/FG metal drums approved for detonator materials

Related Products under HTS 2850.00.05.00

Calcium Hydride Powder

Calcium hydride (CaH2) is a grayish-white powder used as a desiccant and reducing agent in chemical synthesis and hydrogen generation. It falls under HTS 2850.00.0500 as a chemically defined hydride of calcium, distinct from carbides in heading 2849. This inorganic compound reacts with water to produce hydrogen gas.

Calcium Nitride Granules

Calcium nitride (Ca3N2) in granular form serves as a nitrogen source in metallurgy and semiconductor production. Classified under HTS 2850.00.0500 as a chemically defined nitride of calcium, meeting Chapter 28 Note 1 criteria. It hydrolyzes to release ammonia.

Calcium Silicide Powder

Calcium silicide (CaSi2) powder acts as a deoxidizer in steel production and ferrosilicon manufacturing. It is classified in HTS 2850.00.0500 as a chemically defined silicide of calcium, excluding carbides. The compound improves steel fluidity and reduces oxygen content.

Calcium Boride Crystals

Calcium boride (CaB6) crystals used in refractory materials and neutron absorbers for nuclear applications. Falls under HTS 2850.00.0500 as a chemically defined boride of calcium. Known for high hardness and thermal stability.

Technical Grade Calcium Hydride

Technical grade calcium hydride (85-95% purity) for industrial drying and hydrogen generation in oil refining. HTS 2850.00.0500 covers this chemically defined calcium hydride despite impurities. Supplied in moisture-proof drums.

Calcium Nitride for LEDs

High-purity calcium nitride precursor for green LED phosphors in displays. Classified HTS 2850.00.0500 as chemically defined calcium nitride. Vacuum-sealed for semiconductor processing.