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2918.13.50.00/Potassium Tartrate/Japan

Potassium Tartrate from Japan

Potassium tartrate acts as an analytical reagent and food buffer. As a salt of tartaric acid, it is 'other' under HTS 2918.13.5000, aligned with Chapter 29 organic salt provisions. No additional functions alter heading.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Hygroscopic nature requires sealed packaging docs; potassium content for ATF if wine-related; pure vs cream of tartar distinction