Lab-Grade Porcelain Watch Glass from Germany
Concave fired porcelain watch glass for covering lab vessels during evaporation. Technical laboratory ceramic under HTS 6909.90.00.00, with porcelain's characteristic translucency and low absorption.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Include diameter/tolerance specs matching lab beakers for technical proof
• Certify chemical inertness; generic disks risk tile classification
• Package as lab consumables, not decorative coasters