Diaphragm Kit for Chemical-Resistant Reciprocating Pumps from Canada
Replacement diaphragm kit made from PTFE for metering reciprocating pumps under 8413.50.00, preventing leaks in aggressive chemical dosing for wafer etching processes. Falls under 8413.91.90.85 as other parts of those pumps.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide chemical compatibility test reports; declare as pump-specific to avoid plastics chapter; watch REACH compliance for EU-sourced diaphragms