3910.00.00.00/Phenyl-Modified Silicone Oil/China

Phenyl-Modified Silicone Oil from China

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 — China → United States

40.5%

Rate breakdown

9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

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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