Lead Flakes for XRF Calibration Standards
Standardized lead flakes for calibrating X-ray fluorescence spectrometers in metal analysis labs. These pure metallic lead flakes are classified under tariff item 7804.20.00 as lead flakes, not as instruments.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the flakes are supplied as part of a calibration kit
Instruments and apparatus of Section XVIII are excluded by Section Note 1(h).
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• If the flakes are mounted or packaged as a calibration kit, they may be classified as an instrument
• Ensure the flakes are loose and pure
• Provide certificates of analysis for calibration standards
• Check Canadian import requirements for laboratory materials
Related Products under Tariff item 7804.20.00
Atomized Lead Flakes for Paint
Atomized lead flakes produced by melting and spraying lead, used as a pigment additive in industrial paints and coatings. These metallic flakes are in primary form, not prepared paints or inks, and fall under tariff item 7804.20.00 as lead flakes.
Atomized Lead Powder for 3D Printing
Spherical atomized lead powder for metal 3D printing, used in radiation shielding prototypes. This pure metallic powder, with particles passing a 1 mm sieve, qualifies as lead powder under tariff item 7804.20.00.
Coarse Lead Flakes for Alloying
Coarse lead flakes used in foundries for alloying with antimony or calcium in bearing metals. These flakes are metallic lead in flake form, not yet alloyed, and are classified under tariff item 7804.20.00 as lead flakes.
Fine Lead Powder for Radiation Shielding
Ultra-fine lead powder mixed into concrete or polymers for X-ray and gamma radiation shielding in medical facilities. This pure metallic lead powder, with particles under 1 mm, is classified under tariff item 7804.20.00 as lead powder.
Flake Lead for Nuclear Shielding Composites
Large-flake lead embedded in polymer matrices for nuclear reactor shielding panels. The metallic lead flakes themselves, in pure form, fall under tariff item 7804.20.00 as lead flakes, separate from the composite panels.
High-Purity Lead Powder for Electronics
99.99% pure micronized lead powder used in lead-tin solder paste production for electronics assembly. This high-purity metallic lead powder, with particles under 1 mm, is classified under tariff item 7804.20.00 as lead powder.