A kind of preparation method of sodium hexabromoiridate dodecahydrate
A kind of technology of sodium hexabromoiridate and hydrate, applied in the field of preparation of sodium hexabromoiridate dodecahydrate, can solve the problems such as low purity of sodium bromoiridate, no patent documents have been found, and can reduce production cost and increase Economic benefits and the effect of improving utilization
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[0019] The present invention will be further described in detail below through the specific examples, the following examples are only descriptive, not restrictive, and cannot limit the protection scope of the present invention with this.
[0020] A preparation method of sodium hexabromoiridate dodecahydrate, the steps are:
[0021] (1) Preparation of hydrated iridium oxide: Take chloroiridic acid equivalent to 50 grams of iridium, put it into a beaker with a scale, add water to dissolve and dilute to 2000 ml, heat, when the temperature of the solution reaches 80 ° C, keep stirring for several times Add sodium bicarbonate powder a small amount, test the pH value of the solution with PH test paper, stop adding sodium bicarbonate when the pH value of the solution reaches 6, stir and heat the solution to boil, and continue to boil for 15 minutes to mature the precipitate generated, Stop heating and let the precipitation stand, pour out the supernatant and wash the precipitation re...
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