Chinese name: Mercury
English name: Mercury
CAS: 7439-97-6
EINECS number: 231-106-7
Molecular formula: Hg
MDL number: MFCD00011035
Molecular weight: 200.59
category
Raw material: antiseptic
Appearance properties: silver white liquid metal, volatile at room temperature.
Solubility: Insoluble in water, hydrochloric acid, dilute sulfuric acid, soluble in concentrated nitric acid, soluble in aqua regia and concentrated sulfuric acid.
Melting point: -38.9 °C
Boiling point: 356.6 °C(lit.)
Density: 13.54
Vapor density: 7 (vs air)
Vapor pressure: <0.01 mm Hg (20 °C)
Storage condition: Poison room
Solubility: H2O: soluble
Form: Triple distillate
Specific gravity: 13.5 (20/4℃)
Color: sticky
Odor: Odorless
resistivity: 95.8 μΩ-cm, 20°C
Water solubility: 20-30 μg/L in H2O; soluble in boiling H2SO4, HNO3 [KIR81] [HAW93]
Merck: 13,5925
Dielectric constant: 1.0 (148℃)
Exposure limits: TLV-TWA 0.05mg /m3 for Hg vapor, and 0.10mg /m3, as Hg for alkyl mercury and inorganic compounds (ACGIH); ceiling 0.1mg /m3 (OSHA); IDLH 28 mg/m3 (NIOSH).
Stability: Stable. Incompatible with strong acids, sodium thiosulfate and ammonium hydroxide.
InChIKey: QSHDDOUJBYECFT-UHFFFAOYSA-N
use
It is used in the manufacture and organic synthesis of mercury salts and amalgams, and is also used as a reducing agent