Copper Hydroxide Crystals
Synthetic copper hydroxide crystals serve in laboratory reagents and pigment synthesis with high purity. Classified in HTS 2825.50.30.00 for pure inorganic copper hydroxides, excluding cultured crystals over 2.5g per notes.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If double salts with silver
Double salts like silver-copper complexes are in 2842 per Chapter notes.
If cultured over 2.5g for non-optical use
Cultured crystals meeting weight threshold excluded to 3824.
If converted to carbonates
Carbonates of copper are classified separately in 2836, excluded from hydroxides.
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Import Tips & Compliance
• Weigh crystals to ensure under 2.5g each to avoid 3824 reclassification
• Include spectroscopic data for identity
• Store cool to prevent conversion to oxide
Related Products under HTS 2825.50.30.00
Copper(II) Hydroxide Powder
Copper(II) hydroxide, Cu(OH)2, is a blue-green crystalline powder used primarily as a precursor in pigment manufacturing and in agriculture as a fungicide base. It falls under HTS 2825.50.30.00 as a chemically defined copper hydroxide, distinct from oxides or other metal compounds excluded by Chapter 28 notes.
Cupric Hydroxide Technical Grade
Technical-grade cupric hydroxide is an industrial chemical used in the production of copper salts and as a catalyst in organic synthesis. Classified under HTS 2825.50.30.00 for its chemically defined inorganic nature as a copper hydroxide, excluding organo-inorganic compounds per Chapter notes.
Copper Hydroxide Flakes
Copper hydroxide in flake form is utilized in water treatment for precipitating heavy metals and in dye manufacturing. It qualifies for HTS 2825.50.30.00 as a pure copper hydroxide, meeting inorganic base definitions without organic stabilization.
Nano Copper Hydroxide Particles
Nanoscale copper hydroxide particles are employed in advanced catalysts and antimicrobial coatings due to high surface area. Under HTS 2825.50.30.00 as chemically defined copper hydroxide, provided unworked form per notes on doped elements.
Industrial Copper Hydroxide Precipitate
Precipitated copper hydroxide from industrial processes is used in electroplating baths and as a mordant in textiles. It is a chemically defined compound under HTS 2825.50.30.00, not a mixture or organo-inorganic per Chapter exclusions.