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
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide wastewater discharge concentration limits; Include biocidal efficacy testing data; Ensure GHS-compliant hazard labeling for skin sensitizers