Fused Silica Distillation Flask from Japan
High-hardness fused silica flask for precise distillation in chemical research labs. Fired ceramic body reaches Mohs 9+, as per Chapter 69 for technical uses in handling volatile compounds. Translucent and low-absorption for purity.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Certify fused silica composition and firing temp >800°C; document lab-specific design to differentiate from glassware
• Check for exclusions if heated below 800°C curing