Sodium Sulfide Nonahydrate Crystals from Japan
Na2S·9H2O crystalline form, the most common commercial sodium sulfide hydrate. Used in mining and chemical manufacturing under HTS 2830.10.00.00. Colorless to yellow crystals.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Hydrate water content specified in analysis; anhydrous equivalent calculated
• Hygroscopic; double-bag packaging required
• Distinguish from NaHS hydrates carefully