13812-58-3 Purity
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Specification
A good chemical filler
As the quartz metal halide, Praseodymium(III) Iodide can fill the arc tube as a filler material.
Crystalline/Needles
Praseodymium(III) iodid is stable at room temperature and pressure, but avoid exposure to oxides
Praseodymium(III) iodid should be stored at room temperature and airtight, cool and dry place
Praseodymium(III) iodide can be dissolved in water
380.713
I3
2.6571
4
Praseodymium(III) iodid is usually slightly harmful to water bodies, so do not expose undiluted or large amounts of product to groundwater, waterways or sewage systems.
Firstly, 0.2~0.5mg of praseodymium metal and less than the amount of metal HgI2 were placed in a 7×50mm quartz tube, evacuated to P = 0.000667Pa and sealed. This quartz tube was then placed in a muffle furnace and the temperature was slowly increased to 500°C and maintained for 2h, followed by slow cooling for 8h. The reaction was completed when the orange-red HgI2 disappeared. Finally, one end of the quartz tube was placed in a small furnace for distillation of the mercury beads to separate them from the product to obtain A.