2919.90.50.10/Isodecyl Diphenyl Phosphate (IDDP)/Japan

Isodecyl Diphenyl Phosphate (IDDP) from Japan

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 — Japan → United States

15%

Rate breakdown

9903.04.6211.3%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate

9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Calculate with your customs value Verify classification with AI

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