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MERCURY(II) IODIDE
MERCURY(II) IODIDE
- CAS:
- 7774-29-0
- MF:
- HgI2
- MW:
- 454.4
Properties
- Melting point:
- 259 °C(lit.)
- Boiling point:
- 354 °C(lit.)
- Density
- 6.36
- vapor pressure
- 0.006 hPa (80 °C)
- Flash point:
- 350°C subl.
- storage temp.
- Store at RT.
- solubility
- potassium iodide solution: passes test
- form
- beads
- Specific Gravity
- 6.271
- color
- White
- Odor
- Odorless
- PH
- 6-7 (50g/l, H2O, 20℃)(slurry)
- Water Solubility
- Insoluble inwater. Slightly soluble in alcohol, ether, acetone, chloroform, ethyl acetate, olive oil and castor oil.
- Sensitive
- Light Sensitive
- Merck
- 14,5879
- Solubility Product Constant (Ksp)
- pKsp: 28.54
- Exposure limits
- ACGIH: TWA 0.025 mg/m3; TWA 0.01 ppm (Skin)
NIOSH: IDLH 10 mg/m3; TWA 0.05 mg/m3; Ceiling 0.1 mg/m3
- Stability:
- Stable. Incompatible with strong oxidizing agents, potassium, sodium, interhalogens. Light-sensitive.
Safety Information
- Symbol(GHS)
GHS06,GHS08,GHS09
- Signal word
- Danger
- Hazard statements
- H300+H310+H330-H373-H410
- Precautionary statements
- P262-P273-P280-P301+P310+P330-P302+P352+P310-P304+P340+P310
- Hazard Codes
- T+,N
- Risk Statements
- 26/27/28-33-50/53
- Safety Statements
- 13-28-45-60-61
- RIDADR
- UN 2025 6.1/PG 2
- WGK Germany
- 3
- RTECS
- OW5250000
- F
- 8
- TSCA
- Yes
- HazardClass
- 6.1
- PackingGroup
- II
- HS Code
- 28521000
- Toxicity
- LD50 orally in Rabbit: 18 mg/kg LD50 dermal Rat 75 mg/kg
Use
Mercury(II) iodide is used for preparation of Nessler's reagent, used for detection of presence of ammonia.
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