99% Pure DMMP Flame Retardant Grade from Japan
High-purity (99%) dimethyl methylphosphonate is a key flame retardant precursor for polyurethane foams and textiles, fitting HTS 2931.41.00.00 due to its specific organo-phosphorus structure without halogens. It serves as a stable, low-toxicity intermediate in polymer manufacturing.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include Safety Data Sheets (SDS) and REACH compliance docs for EU-origin goods; test for phosphonate content to prevent reclassification; store in sealed drums to avoid stabilizer additions triggering other headings