2827.39.25.00/Stannous Chloride Anhydrous/Mexico

Stannous Chloride Anhydrous from Mexico

Anhydrous stannous chloride (SnCl2) is a white hygroscopic powder applied in mirror manufacturing and as a mordant in textiles. It is classified in HTS 2827.39.25.00 as other chlorides of tin, meeting the definition of chemically defined inorganic mercury-excluding compounds in Chapter 28. Primarily imported for industrial reducing applications.

Duty Rate — Mexico → United States

4.2%

Rate breakdown

9903.05.860%Universal product exemption (U.S. note 52(b))

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Import Tips

• Include technical data sheets specifying anhydrous status to avoid reclassification as dihydrate

• Declare under proper UN number (3288) for corrosive solids in shipping documents

• Test for metallic tin impurities that could shift to Chapter 80 metals