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| CAS No.: | 7783-36-0 |
|---|---|
| Name: | MERCUROUS SULFATE |
| Molecular Structure: | |
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| Formula: | H2O4 S . 2 Hg |
| Molecular Weight: | 497.24 |
| Synonyms: | Mercurysulfate (Hg2SO4) (6CI,7CI); Dimercury sulfate; Mercurous sulfate |
| Density: | 7.56g/mLat 25°C(lit.) |
| Melting Point: | decomposes [AES93] |
| Solubility: | 0.05g/100g H2O [KIR81]; soluble dilute HNO3 [MER06] |
| Appearance: | White, pale yellow or beige powder |
| Hazard Symbols: | Highly toxic. TLV: TWA 0.1 mg(Hg)/m3. |
| Risk Codes: | 26/27/28-33-50/53 |
| Safety: | A poison by ingestion and intraperitoneal routes. Moderately toxic by skin contact. When heated to decomposition it emits very toxic fumes of Hg and SOx. See also MERCURY COMPOUNDS, INORGANIC; MERCURY COMPOUNDS, ORGANIC. |
| PSA: | 88.64000 |
| LogP: | -0.26220 |
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Chemistry
Product Name: Mercurous sulfate (CAS NO.7783-36-0)
Molecular Formula: Hg2O4S
Molecular Weight: 497.24g/mol
Mol File: 7783-36-0.mol
Einecs: 231-993-0
Appearance: White to yellow crystalline powder
Boiling point: 330 °C at 760 mmHg
Density: 7.56 g/mL at 25 °C(lit.)
Enthalpy of Vaporization: 62.94 kJ/mol
Vapour Pressure: 3.35E-05 mmHg at 25°C
H-Bond Donor: 0
H-Bond Acceptor: 4
Product Categories: Inorganics
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intraperitoneal | 11500ug/kg (11.5mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 25(7), Pg. 27, 1981. | |
| mouse | LD50 | intravenous | 5600mg/kg (5600mg/kg) | U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#04883, | |
| mouse | LD50 | oral | 152mg/kg (152mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 25(7), Pg. 27, 1981. | |
| rat | LD50 | oral | 205mg/kg (205mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 25(7), Pg. 27, 1981. | |
| rat | LD50 | skin | 1175mg/kg (1175mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 25(7), Pg. 27, 1981. |
Consensus Reports
Mercury and its compounds are on the Community Right-To-Know List.
Safety Profile
A poison by ingestion and intraperitoneal routes. Moderately toxic by skin contact. When heated to decomposition it emits very toxic fumes of Hg and SOx. See also MERCURY COMPOUNDS, INORGANIC; MERCURY COMPOUNDS, ORGANIC.
Safety Information of Mercurous sulfate (CAS NO.7783-36-0):
Hazard Codes: T+.gif){kind=small}
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Risk Statements: 26/27/28-33-50/53
26: Very Toxic by inhalation
27: Very Toxic in contact with skin
28: Very Toxic if swallowed
33: Danger of cumulative effects
50: Very Toxic to aquatic organisms
53: May cause long-term adverse effects in the aquatic environment
Safety Statements: 13-28-45-60-61
13: Keep away from food, drink and animal feeding stuffs
28: After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer)
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
60: This material and/or its container must be disposed of as hazardous waste
61: Avoid release to the environment. Refer to special instructions safety data sheet
Standards and Recommendations
OSHA PEL: CL 0.1 mg(Hg)/m3 (skin)
ACGIH TLV: TWA 0.1 mg(Hg)/m3 (skin); BEI: 35 µg/g creatinine total inorganic mercury in urine preshift; 15 µg/g creatinine total inorganic mercury in blood at end of shift at end of workweek.
NIOSH REL: (Mercury, Aryl and Inorganic) CL 0.1 mg/m3 (skin)
Specification
Mercurous sulfate ,its CAS NO. is 7783-36-0,the synonyms is Mercury(i) sulfate ; Mercury(+1)sulfate ; Dimercurysulfate ; Mercuroussulfate,solid(dot) ; Mercuroussulphate ; Sulfuricacid,dimercury(1+)salt ; Sulfuricacid,dimercury(1++)salt .