Potassium Sodium Tartrate (Rochelle Salt) from Germany
Potassium sodium tartrate, known as Rochelle salt, is a double salt of tartaric acid used in baking powders and as a sequestrant. Classified under HTS 2918.13.5000 as an 'other' salt of tartaric acid, it fits Chapter 29's scope for organic salts with alcohol function. Its chemical purity distinguishes it from mixtures.
Duty Rate — Germany → United States
20.6%
Rate breakdown
9903.04.6210.6%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide assay reports showing tartrate content >98% for proper classification; label as food/pharma grade per FDA regs; watch for anti-dumping if sourced from certain countries