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Tobias Acid 50% Aqueous Solution from Canada

50% aqueous solution of Tobias acid for safe transport, classified under HTS 2921.45.90.10 per Chapter 29 note 1(d). Solution concentration prevents crystallization during shipping. Used directly in coupling baths.

Duty Rate — Canada → United States

16.5%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

Verify solution pH 1-2 and clarity specs; precipitation voids classification

DOT/ADR hazardous material declaration required (corrosive liquid)

IBC totes with HDPE liners; avoid carbon steel containers