Rheomac SF100 Synthetic Defoamer for Concrete from Mexico
A silicone-free defoaming agent that controls entrapped air in concrete mixes to prevent segregation and surface defects. Meets HTS 3824.40.5000 criteria as a prepared concrete additive maintaining mix stability. Essential for pumped concrete and architectural finishes.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include foam control performance certificates; comply with FDA indirect food contact if applicable; maintain temperature control below 40°C during ocean freight