Sodium Sulfide Nonahydrate Crystals from Canada
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 — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Hydrate water content specified in analysis; anhydrous equivalent calculated
• Hygroscopic; double-bag packaging required
• Distinguish from NaHS hydrates carefully