10/31/2023 0 Comments Precipitate gold from chloroauric acid![]() 238000006243 chemical reaction Methods 0.000 description 8.VHUUQVKOLVNVRT-UHFFFAOYSA-M 0.000 claims 2 VHUUQVKOLVNVRT-UHFFFAOYSA-M azane hydroxide Chemical compound N.239000003153 chemical reaction reagent Substances 0.000 claims 4.235000010265 sodium sulphite Nutrition 0.000 claims description 4.XOBKSJJDNFUZPF-UHFFFAOYSA-N methoxyethyl Chemical compound CCOC XOBKSJJDNFUZPF-UHFFFAOYSA-N 0.000 claims description 4.238000010438 heat treatment Methods 0.000 claims description 4.RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 4.239000003638 reducing agent Substances 0.000 claims description 6.239000007864 aqueous solution Substances 0.000 claims description 6.239000000463 material Substances 0.000 claims description 8.229910000041 hydrogen chloride Inorganic materials 0.000 claims description 8.S()=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 8 ![]() GEHJYWRUCIMESM-UHFFFAOYSA-L Sodium sulfite Chemical compound. ![]()
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