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| | LEAD SESQUIOXIDE Basic information |
| | LEAD SESQUIOXIDE Chemical Properties |
| Melting point | decomposes at 370℃ [KIR78] | | density | 10.050 | | form | red amorphous powder | | Water Solubility | insoluble H2O; decomposed by conc HCl, H2SO4, evolving Cl2 or O2 [MER06]; soluble alkalies [HAW93] | | EPA Substance Registry System | Lead trioxide (1314-27-8) |
| | LEAD SESQUIOXIDE Usage And Synthesis |
| Chemical Properties | reddish yellow amorphous powder(s); obtained from PbO2 by hydrothermal reaction; used in ceramics, ceramic cements, metallurgy, and in varnishes [HAW93] [MER06] [KIR78] | | Physical properties | Orange-yellow amorphous powder; decomposes at 370°C; insoluble in cold water; decomposes in hot water and acids. | | Uses | Lead trioxide is a catalyst for oxidation of carbon monoxide in exhaust gases. Other uses are vulcanizing neoprene rubber; fireproofing plastics; detecting radiation; and manufacturing high-purity diamonds. | | Preparation | Lead trioxide is prepared by adding sodium hypochlorite or bromine to an aqueous solution of sodium plumbite. | | Hazard | Tetraethyl lead is a highly toxic compound manifesting both acute and chronic effects. These effects are insomnia, hypotension, hypothermia, tremor,. |
| | LEAD SESQUIOXIDE Preparation Products And Raw materials |
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