Anhydrous Hydrobromic Acid Gas Cylinder
Compressed anhydrous HBr gas in steel cylinders, chemically defined as hydrobromic acid under HTS 2811.19.30.00. Primarily used in semiconductor etching and specialty chemical production.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing halide oxide impurities like BrCl
Halide oxides of nonmetals are classified in heading 2812.
If complexed with phosphides or cyanamides
Other inorganic compounds like phosphide complexes go to heading 2853.
If pre-charged in gas analysis instruments
Gases in working condition instruments fall under Chapter 90.
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Import Tips & Compliance
• Certify cylinder specs meet DOT 49 CFR for UN 1045, Hazard Class 2.3 (poison gas)
• Provide gas chromatograph analysis confirming >99% HBr purity for Chapter 28 eligibility
• Declare as 'chemically defined' to avoid 3824 mixture heading
Related Products under HTS 2811.19.30.00
48% Hydrobromic Acid Solution
Aqueous solution of hydrogen bromide gas (HBr) at 48% concentration by weight, classified under HTS 2811.19.30.00 as hydrobromic acid, an inorganic acid of nonmetals. It is a clear, colorless to yellow liquid used primarily in chemical synthesis and as a reagent.
Hydrobromic Acid 62% Technical Grade
Technical grade hydrobromic acid at 62% HBr concentration, a strong inorganic acid under HTS 2811.19.30.00. Used in organic synthesis for bromination reactions and pharmaceutical intermediates.
33% Hydrobromic Acid in Acetic Acid
Hydrobromic acid solution at 33% in glacial acetic acid, still classified as chemically defined hydrobromic acid per HTS 2811.19.30.00. Common in organic cleavage reactions.
Hydrobromic Acid 47-52% Semiconductor Grade
Ultra-pure hydrobromic acid (47-52% assay) for semiconductor manufacturing, classified under HTS 2811.19.30.00 as other inorganic acids. Meets strict metal ion contaminant limits.
Fuming Hydrobromic Acid 55%
Fuming 55% hydrobromic acid that emits HBr vapors, a chemically defined inorganic acid under HTS 2811.19.30.00. Used in analytical chemistry and halide salt preparation.