| 11. | Aqua regia was also used for parting.
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| 12. | Aqua regia acid process is used by refiners of scrap gold used in jewelry manufacturing.
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| 13. | They dissolved platinum ore from the Ural mountains in aqua regia and sifted through the residue.
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| 14. | Who knows, why aqua regia is 1 : 3 mixture of nitric and hydrochlorous acid?
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| 15. | Methods include electrolysis, wet chemical chlorination ( aqua regia ), and wet chemical parting.
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| 16. | Aqua regia, a 1 : 3 mixture of nitric acid and hydrochloric acid, dissolves gold.
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| 17. | They examined residues that were left after dissolving crude platinum from the Ural Mountains in aqua regia.
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| 18. | He is one of the first to describe nitric acid, aqua regia, and aqua fortis.
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| 19. | This could then be repeated by dissolving in aqua regia again to achieve a 1000 1 concentration.
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| 20. | Therefore, in addition to nitrosyl chloride and chlorine, the fumes over aqua regia contain nitric oxide.
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