Polyglycol Methylphosphonate Hydraulic Fluid Stabilizer from Canada
Chemical stabilizer for synthetic hydraulic fluids based on polyglycol esters of methylphosphonic acid, enhancing thermal stability. Classified precisely under HTS 3824.92.00.00 as these specific esters. Prevents degradation in high-pressure fluid systems.
Duty Rate — Canada → United States
15%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide fluid compatibility test data and stabilizer concentration details in import docs
• Comply with OSHA hazard communication standards for phosphonate-containing fluids
• Avoid 3820 classification for pure hydraulic fluids by emphasizing additive function