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Refractory & Heavy Metal Compounds (Mo, W, V, Ti, Zr, Cd, Hg)

Mercurous chloride, dihydrate, 99%

SynthesisAvailable on request

Order Mercurous chloride, dihydrate, 99% (CAS 10112-91-1) online at Zemixal: Cl2Hg2, COA and SDS with every lot, worldwide shipping.

Pack sizes
Mercurous chloride, dihydrate, 99% chemical structure
CAS number10112-91-1
FormulaCl2Hg2
Molar mass472.09 g/mol
Physical formPowder
HS code28273920
UN numberUN 2025
Purity99%
InChIKeyZOMNIUBKTOKEHS-UHFFFAOYSA-L
IUPAC namechloromercury

About Mercurous chloride, dihydrate, 99%

Mercurous chloride, dihydrate, 99% is part of the Zemixal refractory & Heavy Metal Compounds (Mo, W, V, Ti, Zr, Cd, Hg) range. Identity at a glance (Synthesis): CAS 10112-91-1, formula Cl2Hg2 and molar mass 472.09 g/mol. It is described as white to off-white powder to crystalline powder.

Common uses in the lab and plant

  • Pharmaceutical synthesis
  • Cosmetics & personal care

Safe handling

Hazard communication follows GHS (Warning: H302, H315, H319 and H335). Our SDS lists exposure controls and first-aid measures. For transport it ships as UN UN 2025.

Order it in 50 g, 100 g, 500 g and 25 kg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Pharmaceutical synthesis
  • Cosmetics & personal care

Applications

Specifications and identifiers

Specifications of Mercurous chloride, dihydrate, 99%
Product nameMercurous chloride, dihydrate, 99%
Catalogue numberZX-014004
CAS number10112-91-1
IUPAC namechloromercury
Molecular formulaCl2Hg2
Molar mass472.09 g/mol
Exact mass471.8767
GradeSynthesis
Purity / assay99%
Physical formPowder
AppearanceWhite to off-white powder to crystalline powder
H-bond donors / acceptors0 / 0
Topological polar surface area0 Ų
HS code28273920
UN numberUN 2025
InChIKeyZOMNIUBKTOKEHS-UHFFFAOYSA-L
SMILESCl[Hg].Cl[Hg]
PubChem CID24956
SynonymsMercury(I) chloride, Calomel, Mercurous chloride dihydrate, Dimercury dichloride, Chlorure mercureux, Mercury subchloride, Mercury chloride (Hg2Cl2), Mild mercury chloride, (dimercury) dichloride, Hg2Cl2, Quecksilber(I)-chlorid, dimercury(2+) chloride

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Warning

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H400Very toxic to aquatic life
  • H410Very toxic to aquatic life with long lasting effects

Precautionary statements P261, P264, P264 + P265, P270, P271, P273, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P391, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Mercurous chloride, dihydrate, 99%
50 gQuoted on request
100 gQuoted on request
500 gQuoted on request
25 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Mercurous chloride, dihydrate, 99%

Which CAS number identifies Mercurous chloride, dihydrate, 99%?
Mercurous chloride, dihydrate, 99% is registered under CAS 10112-91-1. You may also see it listed as Mercury(I) chloride, Calomel, Mercurous chloride dihydrate. Our catalogue number for this item is ZX-014004.
What are the formula and molar mass of Mercurous chloride, dihydrate, 99%?
For Mercurous chloride, dihydrate, 99%, its formula is Cl2Hg2 and its molar mass is 472.09 g/mol. The systematic (IUPAC) name is chloromercury. InChIKey ZOMNIUBKTOKEHS-UHFFFAOYSA-L lets you match it in any structure database.
What grade and pack sizes are available for Mercurous chloride, dihydrate, 99%?
This listing is Synthesis grade with 99% purity. Standard packs are 50 g, 100 g, 500 g, 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Mercurous chloride, dihydrate, 99%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Mercurous chloride, dihydrate, 99% to my country?
Yes. Because Mercurous chloride, dihydrate, 99% is classed as hazardous (UN 2025), it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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