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SDS-PAGE Buffer Reservoir Gasket from China

EPDM rubber gasket sealing upper and lower buffer chambers in SDS-PAGE electrophoresis tanks, preventing leaks during high-voltage runs. Designed for instruments like Invitrogen Novex systems without optical readers. Classified under HTS 9027.90.54.00 for electrical electrophoresis parts.

Duty Rate — China → United States

37.5%

Rate breakdown

9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 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(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Include chemical compatibility data (e.g

Tris-glycine buffer resistance)

Label as replacement part with model cross-references for CBP verification

Avoid 4010 classification by documenting electrical apparatus dedication