Mercuric Chloride (Corrosive Sublimate)

Mercuric chloride, also known as corrosive sublimate, is an inorganic mercury compound used historically as a disinfectant and in laboratory applications. It falls under HTS 2852.90.90.00 as a chemically defined inorganic compound of mercury, distinct from amalgams, per Chapter 28 notes.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3%+35.0%38%
🇲🇽Mexico3%+10.0%13%
🇨🇦Canada3%+10.0%13%
🇩🇪Germany3%+10.0%13%
🇯🇵Japan3%+10.0%13%

Alternative Classifications

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

2827.39Lower: 13.7% vs 38%

If containing chloride ions with other metals

Complex mercury chloride salts may classify under chlorides of other metals if not purely mercury-based.

2843.29.01.00Lower: 28.7% vs 38%

If when radiolabeled for medical tracers

Radioactive mercury compounds fall under heading 2844 for radioactive isotopes and derivatives.

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Import Tips & Compliance

Classify as hazardous material (UN 2025); provide proper SDS and EPA TSCA notifications

Verify purity to confirm 'chemically defined' status per subheading note to avoid misclassification

Obtain end-user certificates due to mercury toxicity restrictions under environmental laws