Sulfamic Acid for Electroplating Baths
Specialty sulfamic acid for nickel electroplating baths, providing stable pH control and bright finishes. Classified in HTS 2811.19.61.10 as pure inorganic sulfamic acid, an other inorganic acid not excluded by Chapter notes. Essential for electronics manufacturing.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If as nickel sulfamate plating solutions
Complex metal sulfamates for plating are salts under sulfates heading.
If pickling preparations for metals
Prepared metal treatment solutions, even acid-based, go to Chapter 38.
If containing precious metal catalysts
Colloidal precious metals or compounds classify under heading 2843.
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Import Tips & Compliance
• Specify electroplating end-use in entry summary to qualify for any applicable duty suspensions
• Test for heavy metal contaminants per EPA standards before import
• Avoid pre-mixed bath solutions, which classify under 3824 as chemical preparations
Related Products under HTS 2811.19.61.10
Industrial Grade Sulfamic Acid
Pure sulfamic acid (H3NSO4) used in industrial cleaning and descaling applications to remove rust, limescale, and mineral deposits from metal surfaces. It falls under HTS 2811.19.61.10 as a chemically defined inorganic acid, specifically sulfamic acid, which is an other inorganic acid of nonmetals. This classification applies to its pure form without organic stabilizers.
Sulfamic Acid Descaling Powder
Powdered sulfamic acid packaged for industrial HVAC system descaling to remove calcium carbonate deposits. Falls under HTS 2811.19.61.10 as pure sulfamic acid, an inorganic oxygen compound of nonmetals, provided no organic additives exceed trace levels. Excluded from Chapter 38 if not a finished preparation.
Technical Grade Sulfamic Acid Crystals
Crystalline technical grade sulfamic acid employed in metal pickling and surface treatment processes in manufacturing. Classified under HTS 2811.19.61.10 as it qualifies as a pure inorganic acid other than those specifically named, meeting Chapter 28 Note 1 criteria for chemical definition. Used primarily in industrial electroplating baths.
Pharmaceutical Grade Sulfamic Acid
High-purity sulfamic acid meeting USP standards for use as a pharmaceutical intermediate and stabilizer in drug formulations. It is classified in HTS 2811.19.61.10 because it is a chemically defined inorganic acid of nonmetals, not covered by other specific headings or Chapter exclusions. Primarily imported for API synthesis.
Anhydrous Sulfamic Acid Flakes
Anhydrous flake form of sulfamic acid for analytical chemistry and laboratory reagent applications. Classified under HTS 2811.19.61.10 as it is a simple inorganic acid meeting chemical definition requirements, distinct from complex acids or salts. Used in titrations and pH standardization.
Food Grade Sulfamic Acid
FCC-grade sulfamic acid approved for use as a processing aid in food manufacturing, such as beer line cleaning. It is imported under HTS 2811.19.61.10 as a chemically defined inorganic acid, provided purity meets food chemical codex standards without organic formulation. Not for direct food contact.