Sodium Thiocyanate Concrete Antifreeze from Mexico
An inorganic salt solution of sodium thiocyanate used as a low-temperature accelerator and antifreeze admixture for concrete placement below freezing. Prepared specifically for cement use, wholly inorganic per HTS 3824.40.20.00. Lowers freezing point without chlorides.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Thiocyanate concentration verification; non-corrosive certification; distinguish from deicing chemicals