Bis(2,4-dicumylphenyl) Pentaerythritol Diphosphite from Japan
Bis(2,4-dicumylphenyl) pentaerythritol diphosphite (AO-626) provides hydrolysis resistance in nylon compounds. Dual phosphite functionality under HTS 2920.29.00.00.
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
• Structure confirmation via LC-MS essential for complex molecule
• Glass transition temperature data supports polymer stabilizer claims
• Low free phenol (<100 ppm) specification prevents phenol classification