Triple Distilled Mercury
High-purity mercury refined through triple distillation for ultra-low impurity levels, falling under HTS 2805.40.00.00 as elemental mercury. Used in precision scientific instruments and research applications requiring maximum purity. Purity exceeds 99.999%.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 1.7% | +35.0% | 36.7% |
| 🇲🇽Mexico | 1.7% | +10.0% | 11.7% |
| 🇨🇦Canada | 1.7% | +10.0% | 11.7% |
| 🇩🇪Germany | 1.7% | +10.0% | 11.7% |
| 🇯🇵Japan | 1.7% | +10.0% | 11.7% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If contaminated with precious metals
Colloidal precious metals including gold amalgams with mercury may classify under 2843 if primarily valued for precious metal content.
If as dental gold-mercury amalgam
Mercury alloys specifically for dental use containing precious metals fall under imitation jewelry or base metal clad with precious metal.
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Import Tips & Compliance
• Provide laboratory-grade purity certificates from accredited testing facilities to support valuation claims
• Include Material Safety Data Sheets (MSDS) detailing vapor pressure and handling procedures for customs clearance
Related Products under HTS 2805.40.00.00
Elemental Mercury
Pure elemental mercury (Hg), a dense liquid metal at room temperature, classified under HTS 2805.40.00.00 as mercury in its chemically undefined elemental form. It is used in scientific instruments, dental amalgams, and industrial applications. This heading covers mercury not chemically combined with other elements.
Dental Mercury
Pharmaceutical-grade elemental mercury packaged for dental amalgam production, classified in HTS 2805.40.00.00 as pure mercury. Meets USP standards for medical applications with controlled impurity levels. Supplied in sealed capsules to prevent oxidation.
Laboratory Grade Mercury
ACS reagent grade mercury for analytical chemistry and laboratory thermometers, under HTS 2805.40.00.00 as elemental mercury. Supplied with lot-specific certificates of analysis guaranteeing trace metal purity. Essential for barometers and manometers.
Quicksilver Mercury Flasks
Traditional 75 lb iron flasks containing 99.9% pure quicksilver (mercury), HTS 2805.40.00.00 for elemental mercury. Standard packaging for mining and industrial distribution worldwide. Each flask stamped with purity and weight markings.
High Purity Mercury for Barometers
99.99% pure mercury specifically purified for meteorological barometer filling, under HTS 2805.40.00.00 as elemental mercury. Low vapor pressure formulation reduces health risks during instrument assembly. Supplied with expansion chamber specifications.
Mercury for Neon Sign Electrodes
Elemental mercury dosed for neon lighting electrodes, HTS 2805.40.00.00 as pure mercury. Precise quantities (typically 10-50 mg) for vapor lamp starting and conduction. Packaged in micro-dosing ampoules.