OIT Industrial Water Treatment Biocide from Mexico
Liquid concentrate of 2-n-octyl-4-isothiazolin-3-one (OIT) for cooling tower and paper mill microbial control. HTS 3808.99.3000 classification due to specific isothiazolinone active and formulation for industrial disinfection applications.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide wastewater discharge concentration limits; Include biocidal efficacy testing data; Ensure GHS-compliant hazard labeling for skin sensitizers