Mercuric Phosphate

Mercuric phosphate is an inorganic phosphide compound of mercury used in specialized laboratory applications and as a reagent in chemical synthesis. It falls under HTS 2852.90.0500 as a phosphide of mercury, chemically defined per Chapter 28 notes. This white to yellow powder is handled with extreme care due to mercury toxicity.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2827.39Lower: 13.7% vs 35%

If classified primarily as a mercury halide rather than phosphide

Mercury compounds with dominant halide components fall under chlorides and other halides in 2827, per principal chemical characteristic.

2843.29.01.00Lower: 28.7% vs 35%

If when containing precious metal impurities exceeding classification thresholds

Mixtures with significant gold or silver content shift to heading 2843 for precious metal compounds.

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Import Tips & Compliance

Obtain EPA TSCA pre-manufacture notice for new mercury compounds; include detailed chemical purity certificates; ensure UN-approved hazardous materials packaging and labeling

Related Products under HTS 2852.90.05.00

Mercurous Phosphide Powder

Mercurous phosphide is a phosphide of mercury in powdered form, utilized in pyrotechnic compositions and analytical chemistry. Classified under HTS 2852.90.0500 as a mercury phosphide, meeting the 'chemically defined' criteria from subheading note. It requires stringent safety protocols during import.

Mercuric Tannate

Mercuric tannate is a tannate compound of mercury employed historically in pharmaceutical formulations and as a tanning agent preservative. It is specifically listed under HTS 2852.90.0500 for tannates of mercury. This compound appears as a dark precipitate and demands rigorous toxicity controls.

Mercury Albuminate

Mercury albuminate, an albuminates of mercury, serves in biochemical research and as a protein-mercury complex standard. Covered by HTS 2852.90.0500 as albuminates of mercury, chemically defined inorganic-organic compound. It is typically supplied in stabilized aqueous solutions.

Mercuric Phosphide Crystals

High-purity mercuric phosphide crystals used in semiconductor doping research and phosphor production. This phosphide of mercury qualifies for HTS 2852.90.0500 as a chemically defined mercury compound. Crystals are grown via chemical vapor transport methods.

Mercurous Tannate Precipitate

Mercurous tannate precipitate functions as a reagent in qualitative analysis for protein detection in forensics. Listed under HTS 2852.90.0500 for tannates of mercury. The brownish precipitate forms specific reactions with biological materials.

Pharmaceutical Mercuric Albuminate

Pharmaceutical-grade mercuric albuminate used in historical topical antiseptics and vaccine preservatives. Classifies under HTS 2852.90.0500 as albuminates of mercury. Supplied as sterile lyophilized powder for reconstitution.