Amorphous Red Phosphorus for Pyrotechnics
Amorphous red phosphorus powder specifically for pyrotechnic compositions in fireworks and signal flares. Falls under HTS 2804.70.00.00 as elemental phosphorus, meeting Chapter 28 definitions for nonmetal elements.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If detonating fuses or safety fuses
Pyrotechnic compositions containing phosphorus are in Chapter 36, not pure elements.
If crystalline scarlet phosphorus
Specific phosphorus allotropes have sub-distinctions within 2804.
If flame retardant preparation
Formulated mixtures shift from pure chemicals to preparations.
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Import Tips & Compliance
• ATF permits required for pyrotechnic end-use; declare intended application
• Stabilize against conversion to white form with moisture control
• Test for free-flowing properties to ensure no clumping during import
Related Products under HTS 2804.70.00.00
Red Phosphorus Powder
Red phosphorus is an allotropic form of elemental phosphorus, appearing as a red powder, used primarily in the production of safety matches and flame retardants. It falls under HTS 2804.70.00.00 as it is chemically defined elemental phosphorus, a nonmetal classified in Chapter 28.
White Phosphorus (Yellow Phosphorus)
White phosphorus, also known as yellow phosphorus, is a waxy, poisonous, highly reactive form of elemental phosphorus stored under water. Used in military applications and chemical synthesis, it is classified under HTS 2804.70.00.00 as pure elemental phosphorus.
Phosphorus Granules for Fertilizer Production
Elemental phosphorus in granular form serves as an intermediate for producing phosphoric acid used in fertilizers. Classified under HTS 2804.70.00.00 as it is uncompounded elemental phosphorus, distinct from phosphorus compounds in Chapter 31.
High-Purity Phosphorus for Semiconductor Doping
Ultra-pure elemental phosphorus gas or liquid used for n-type doping in silicon wafers during semiconductor manufacturing. It qualifies for HTS 2804.70.00.00 as chemically defined elemental phosphorus in unworked form suitable for electronics.
Ferrophosphorus Alloy (Elemental Phosphorus Content)
Ferrophosphorus is an alloy containing 18-28% elemental phosphorus with iron, used as a deoxidizer in steel production. Primarily classified under HTS 2804.70.00.00 when imported emphasizing phosphorus content, though metal alloy aspects may influence.
Elemental Phosphorus for Organic Synthesis
Distilled elemental phosphorus used as a reagent in organic chemical synthesis, such as for phosphonium salts. Classified in HTS 2804.70.00.00 as it remains chemically defined elemental nonmetal per Chapter 28 notes.