Rheomac SF100 Synthetic Defoamer for Concrete from United States
A silicone-free defoaming agent that controls entrapped air in concrete mixes, preventing segregation and surface defects. This prepared additive for concrete is classified under 3824.40.00 as it modifies the air content and stability of fresh concrete.
Duty Rate — United States → Canada
PGA flags
No agency flag on this HTS number in the CBSA Single Window matching criteria.
CBSA Single Window matching criteria, unknown
Import Tips
• Ensure the product is labelled as a concrete admixture and not as a general industrial defoamer, as this could lead to a different classification
• Check whether the product contains any volatile organic compounds that may trigger reporting requirements under Canadian environmental regulations
• Keep records of the product's formulation to support the classification if challenged by the CBSA