Sodium Metasilicate Nonahydrate Crystals from Japan
Sodium metasilicate nonahydrate (Na2SiO3·9H2O) appears as free-flowing white crystals, a hydrated commercial sodium silicate under HTS 2839.11.00.00. Commonly used in laundry powders and metal cleaning 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
• Test for hydrate content to avoid reclassification as anhydrous form
• Include REACH or TSCA certification if applicable for chemical import registration
• Segregate from acids in storage to prevent hazardous reactions