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Hot Shot's Secret DEF Crystal Clear from China

Hot Shot's Secret DEF Crystal Clear is a premium ISO 22241-compliant Diesel Exhaust Fluid with 32.5% high-purity urea in deionized water. Designed for heavy equipment and fleet operations to reduce diesel emissions via SCR technology. HTS 3102.10.00.30 covers this specific DEF formulation per chapter notes for aqueous urea.

Duty Rate — China → United States

25%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

Include DEF quality certificates from accredited labs verifying ISO 22241 compliance parameters

Declare as 'industrial use only' on invoices to avoid retail classification under heading 3105

Monitor shelf life documentation showing minimum 18-month stability per ISO standards