A5264812
Lead sulfide , 99.9%metalsbasis, ≥200 mesh, powder , 1314-87-0
Synonym(s):
Lead monosulfide;Lead sulfide;Natural lead sulfide
CAS NO.：1314-87-0
Empirical Formula: PbS
Molecular Weight: 239.26
MDL number: MFCD00016280
EINECS: 215-246-6
| Pack Size | Price | Stock | Quantity |
| 5G | RMB157.60 | In Stock |
|
| 25G | RMB559.20 | In Stock |
|
| 100G | RMB1573.60 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 1114°C |
| Boiling point: | 1281°C (estimate) |
| Density | 7.5 g/mL at 25 °C(lit.) |
| refractive index | 3.921 |
| Flash point: | 4.00°C |
| Flash point: | 4.00°C |
| storage temp. | 2-8°C |
| solubility | Soluble in strong HNO<sub>3</sub>, in excess of hot HCl |
| form | Metallic Crystals, Powder Lump |
| Specific Gravity | 7.5 |
| color | White |
| Water Solubility | Soluble in water (0.00086g/L) and acid. Insoluble in alcohol, and potassium hydroxide. |
| Crystal Structure | Cubic, Halite Structure - Space Group Fm3m |
| λmax | 1250 nm <90 nm (FWHM) |
| Merck | 14,5421 |
| Solubility Product Constant (Ksp) | pKsp: 27.1 |
| Exposure limits | ACGIH: TWA 0.05 mg/m3 NIOSH: IDLH 100 mg/m3; TWA 0.050 mg/m3 |
| Stability: | Stable. Incompatible with oxidizing agents, acids, water. |
| InChIKey | XCAUINMIESBTBL-UHFFFAOYSA-N |
| Hardness, Mohs | 2.5 |
| CAS DataBase Reference | 1314-87-0(CAS DataBase Reference) |
| EPA Substance Registry System | Lead(II) sulfide (1314-87-0) |
Description and Uses
Lead sulfide is a silvery to black crystallinepowder. Molecular weight = 239.25; Boilingpoint =1281℃ (sublimes); Freezing/Meltingpoint= 1114℃. Hazard Identification (based on NFPA-704M Rating System): Health 1, Flammability 0, Reactivity 0.Practically insoluble in water (0.000086 g/100-cc water at13℃).
Lead(II) sulfide is used as a semiconductor. Used in electronic devices and Infrared sensor.
Safety
| Symbol(GHS) |     GHS02,GHS07,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H225-H304-H315-H336-H360Df-H373-H411 |
| Precautionary statements | P201-P210-P273-P301+P310+P331-P302+P352-P308+P313 |
| Hazard Codes | T,N |
| Risk Statements | 61-20/22-33-50/53-62 |
| Safety Statements | 53-45-60-61 |
| RIDADR | UN 3077 9/PG 3 |
| WGK Germany | 3 |
| RTECS | OG4550000 |
| TSCA | Yes |
| HazardClass | 6.1(b) |
| PackingGroup | III |
| HS Code | 2830908500 |
| Hazardous Substances Data | 1314-87-0(Hazardous Substances Data) |
| Toxicity | LD50 i.p. in rats: 160 mg Pb/100 g (Bradley, Fredrick) |
