9027.90.56.50/HPLC Binary Pump Check Valve Cartridge/Mexico

HPLC Binary Pump Check Valve Cartridge from Mexico

Replaceable check valve cartridge for binary gradient pumps in 9027.50.40 chromatographic systems. Electrically monitored for flow precision in protein analysis. Covered by 9027.90.56.50 as electrical instrument accessory.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

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Import Tips

• Specify flow directionality and pressure ratings matching OEM specifications

• Sapphire ruby tip material certification prevents undervaluation disputes

• Not classifiable as pump parts (8413) when sold as complete instrument replacement