Sodium Dichromate Dihydrate from Mexico
Sodium dichromate dihydrate (Na2Cr2O7·2H2O) is the hydrated form of sodium dichromate, a bright orange crystalline powder used primarily in chromium plating and leather tanning. It falls under HTS 2841.30.00.00 as a salt of an oxometallic acid, specifically the dichromate of sodium, meeting the chemical definition for classification in Chapter 28.
Duty Rate — Mexico → United States
12.4%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify purity and hydration state via certificate of analysis to confirm classification; ensure HAZMAT documentation (UN 3085) for oxidizing solid properties; watch for REACH-like restrictions on chromium VI compounds in supply chain