Porcelain Buchner Funnel for Lab Filtration from Canada
Fixed-porosity porcelain Buchner funnel fired for vacuum filtration in laboratories. HTS 6909.19.50.95 covers this as laboratory chemical ware with translucent, low-absorption body. Essential for separating precipitates efficiently.
Duty Rate — Canada → United States
14%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify porosity grade (e.g
• coarse/fine) in docs to affirm lab specificity
• Pair with filter flask invoices if sets, but classify individually unless matching
• Reject if heated below 800°C curing; demand supplier firing logs