Titanium Pickling Paste (Inorganic)
Thick paste of nitric and hydrofluoric acids for on-site pickling of titanium welds. Inorganic gelling with silica, classified 3810.90.2000 for metal surface preparation. Offshore oil platform construction.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If with organic thickeners like cellulose
Organic binders disqualify from wholly inorganic.
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Import Tips & Compliance
• Dual acid hazards (UN 1798 + 1045); segregated storage
• Gel stability test docs required
• Thickener must be inorganic (fumed silica only)
Related Products under HTS 3810.90.20.00
Sodium Bisulfate Metal Pickling Solution
Aqueous solution of sodium bisulfate used to remove rust and scale from steel surfaces prior to painting or galvanizing. Classified under HTS 3810.90.2000 as a pickling preparation consisting wholly of inorganic substances like sodium bisulfate, water, and mineral acids. It prepares metal for further processing without organic additives.
Hydrochloric Acid Metal Descaling Bath
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