Thiourea is a fine chemical product which is widely used in many fields such as pharmacy, printing and dyeing, synthetic resin, the flotation of metal mineral, electroplating and so on.
硫脲是一种广泛应用于制药、印染、合成树脂、金属矿物的浮选、电镀等行业的精细化工产品。
2
Extract Leach resin can effectively adsorb gold in the presence of acidic medium and can easily desorb gold with thiourea. Such kind resin can be regenerated for reuse.
萃淋树脂在酸性介质中能很好的吸附金，吸附后用硫脲容易解脱并且树脂可以再生重复使用。
3
This paper describes the direct recovery of gold and silver from the thiourea and sulphuric acid eluate of the loaded resin elution by using electrowinning in the diaphragm electrolyzer.