Sika ViscoCrete Polycarboxylate Superplasticizer from Mexico
A high-performance polycarboxylate ether-based admixture used to enhance workability and reduce water content in concrete mixes. It falls under HTS 3824.40.5000 as a prepared additive for concrete that improves flowability and strength without being elsewhere specified. This liquid formulation is essential for high-strength and self-compacting concrete applications.
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
• Verify chemical composition meets EPA VOC limits; obtain SDS and TSCA certification for pre-registration; ensure proper labeling for handling and storage to avoid misclassification as hazardous