Copper(I) selenide

[ Density]:
6.84 g/mL at 25 °C(lit.)

[ Melting Point ]:
1113ºC

[ Molecular Formula ]:
Cu₂Se

[ Molecular Weight ]:
206.05200

[ Exact Mass ]:
205.77600

[ Appearance of Characters ]:
Pieces | Dark blue to black

[ Water Solubility ]:
Soluble in hydrochloric acid. Insoluble in water.

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[ Symbol ]:

GHS06, GHS08, GHS09

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H301-H331-H373-H410

[ Precautionary Statements ]:
P261-P273-P301 + P310-P311-P501

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges

[ Hazard Codes ]:
T: Toxic;N: Dangerous for the environment;

[ Risk Phrases ]:
23/25-33-50/53

[ Safety Phrases ]:
20/21-28-45-60-61

[ RIDADR ]:
UN 3077 9/PG 3

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1(b)