Diethyl Phosphite with 50ppm BHT Stabilizer from China
Diethyl phosphite containing 50ppm butylated hydroxytoluene (BHT) as oxidation inhibitor for extended shelf life. HTS 2920.22.00.00 per note 2(f) for necessary stabilizers.
Duty Rate — China → United States
16.2%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Quantify BHT via GC to <100ppm limit; analytical report mandatory
• BHT-phosphite interaction monitored; separation peaks confirm physical mixture status
• Shelf life testing required for stabilizer efficacy claims