3910.00.00.00/Phenyl-Modified Silicone Oil/Japan

Phenyl-Modified Silicone Oil from Japan

Phenyl-modified silicone oil offers high thermal stability for transformer fluids. HTS 3910.00.00.00 applies as primary silicone per note (a)(3) for modified polymers.

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%

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Import Tips

• Flash point and phenyl content certificates prevent lubricant misclassification

• Bulk import requires DOT-compliant packaging

• Verify IEEE standards compliance for end-use validation