Mercury (II) Selenide


Product # 2566
Name Mercury (II) Selenide
Synonyms Mercuric selenide
Formula HgSe
Purity 99.999%
CAS Number 20601-83-6
Molecular Weight 279.55
Color & Form Gray-black powder
Melting Point 1000° C
Specific Gravity 8.3 gm/ml
Solubility Insoluble


1 gm $15.00
5 gm $45.00
  • For other quantities or purities not listed, please request a quotation. We can offer many items in bulk or custom packaging.
  • All pricing is subject to confirmation at the time the order is placed.


Transportation Information UN2025, Mercury compounds, solid, n.o.s., 6.1, II (DOT)
Air Transportation Information UN2025, Mercury compound, solid, n.o.s., 6.1, II (IATA)
Pictogram Pictogram: Acute  Pictogram: Health 
Signal Word Danger
Hazardous Statements

H300+H310+H330  Fatal if swallowed, in contact with skin, or if inhaled.

H373  Causes damage to organs through prolonged or repeated exposure.

Precautionary Phrases

P260  Do not breathe dust/fume/gas/mist/vapours/spray.

P301+P310  IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

P361  Remove/Take off immediately all contaminated clothing.

Detailed Safety and Handling Information can be found on our Safety Data Sheet (SDS).

Featured Element: Bismuth

Bismuth is a brittle crystalline which is slightly pinkish in its elemental form.

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