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Isodecyl Diphenyl Phosphate (IDDP) from Mexico

IDDP is an alkyl diaryl phosphoric ester plasticizer designed for low-temperature flexibility in wire & cable PVC compounds. Under HTS 2919.90.50.10, it qualifies as a phosphoric ester plasticizer with mixed alkyl/aryl functionality. Provides superior low-temp performance compared to triaryl phosphates.

Duty Rate — Mexico → United States

110%

Rate breakdown

9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter

Import Tips

• Specify alkyl chain distribution (C9-C11) in COA to confirm IDDP identity versus Santicizer 141

• Provide plasticizer efficiency data demonstrating polymer compatibility for classification support

• Comply with Proposition 65 labeling if California destination due to potential reproductive toxicity