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%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
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