Gold recovery from gold plated material/gold recovery/gold Extraction/#dr#business#gold#goldrecovery
10.6 هزار بار بازدید -
3 سال پیش
-
Gold recovery from gold plated
Gold recovery from gold plated material/gold recovery/gold Extraction/#dr#business#gold#goldrecovery
In this experiment we extracted gold from gold plated material .material brass base legend .In this experiment we have used the following chemical .hydrochloric acid hydrogen peroxide winger Water sodium metabisulfite borix acid fiberic filter paper surgical cotton aqua regia Apart from this, instrument beaker funnel spoon
In this experiment we extracted gold from gold plated material .material brass base legend .In this experiment we have used the following chemical .hydrochloric acid hydrogen peroxide winger Water sodium metabisulfite borix acid fiberic filter paper surgical cotton aqua regia Apart from this, instrument beaker funnel spoon
3 سال پیش
در تاریخ 1400/09/26 منتشر شده
است.
10,693
بـار بازدید شده