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Pure Diisodecyl Orthophthalate DINCH Alternative from Japan

High-purity diisodecyl orthophthalate serves as a non-phthalate alternative plasticizer in sensitive applications like medical PVC tubing. Classified under HTS 2917.33.0010 due to its specific chemical structure as a didecyl orthophthalate ester of 1,2-benzenedicarboxylic acid. It meets Chapter 29 requirements for separate chemically defined aromatic polycarboxylic acid derivatives.

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

• Provide GC-MS analysis confirming >99% purity to distinguish from mixtures and maintain Chapter 29 classification

• For medical-grade imports, include FDA Drug Master File references alongside standard chemical documentation

• Label drums clearly as 'Diisodecyl Orthophthalate CAS 26761-40-0' to facilitate CBP verification against HTS specificity