Master Builders X-Seed Crystalline Early Strength Enhancer from Germany
Nucleation seeding crystals that accelerate cement hydration for early strength in precast concrete production. Prepared additive under HTS 3824.40.5000 for rapid form-turnover applications. Enables same-day demolding in manufacturing plants.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide crystal size distribution analysis; comply with precast association specifications; use moisture-proof packaging