Mercury(I) Chloride | 25 Grams | 100 Grams – Lab Alley

Mercurous Chloride Powder, Lab Grade

Mercurous Chloride Powder, Lab Grade
Brand: Lab Alley

Select Size:

SKU: C5260-100g
SKU: C5260-25g


Mercurous Chloride, also known as Mineral Calomel (a rare mineral), Dimercury Dichloride, Mercury(I) Chloride, appears as yellowish-white or dense white odorless hygroscopic powder or solid having the chemical formula Hg2Cl2 or Cl2Hg2. It is insoluble in Water and highly toxic that is able to readily decompose into metallic Mercury and the very poisonous Mercuric Chloride on exposure to sunlight or if heated in the presence of moisture. It can be prepared by sublimation of Mercury-Mercuric Chloride mixture or by precipitation from a Mercurous Chloride solution. Chemically pure or Laboratory reagents are the two terms often used to describe Lab Grade chemicals. Lab Grade chemicals do not meet any accepted quality or purity requirements such as the ACS Grade, the USP Grade, and the FCC Grade, despite their acceptable purity. In the United States of America (USA), Lab Alley is selling its high-quality Mercurous Chloride, Lab Gradeonline at Due to its high purity, this Lab Alley product is highly recommended for labs and commercial applications.

Information On Mercury(I) Chloride From Wikipedia

Mercury(I) chloride is the chemical compound with the formula Hg2Cl2. Also known as the mineral calomel (a rare mineral) or mercurous chloride, this dense white or yellowish-white, odorless solid is the principal example of a mercury(I) compound. It is a component of reference electrodes in electrochemistry.

Mercury(I) Chloride [ Video From WikiAudio]

Common Uses
  • Reagent
  • Chemical precursor
Commercial/Industrial Application
  • Photochemistry
  • Disinfectants
  • Calomel electrodes
  • Ceramic and porcelain painting
  • Cosmetics
Safety and Handling

Mercurous Chloride Lab Shipping Information:

DOT: Mercury compound, solid, n.o.s. (mercurous chloride), 6.1, UN2025, PG III

Mercurous Chloride is hazardous, hazmat fees apply.

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