Technical Grade Rochelle Salt Powder from Japan
Industrial-grade potassium sodium tartrate (min 98% purity) for electroplating baths and metal cleaning applications. HTS 2918.13.3000 specifically names this compound as a tartaric acid salt, qualifying under Chapter 29 for separate chemically defined organic compounds.
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%
Import Tips
• Specify intended use in commercial invoice (e.g
• 'For electroplating only') to prevent food/pharma reclassification
• Test for chloride content (<50 ppm) required for metal finishing applications; document results
• Use anti-caking stabilized packaging per Chapter 29 note (f) to maintain free-flowing powder