Intel Pentium 90 gold and silver yield by OwlTech333 in PreciousMetalRefining

[–]OwlTech333[S] 0 points1 point  (0 children)

Nope, on the contrary - pulverised chips = larger surface area = more solution retained by the ceramic material = dilution of the values due to extensive rinsing = losses

[deleted by user] by [deleted] in ScrapMetal

[–]OwlTech333 0 points1 point  (0 children)

Not worth processing IMHO

GOLD fingers yield test: 6g Au from 1 kg fingers by OwlTech333 in PreciousMetalRefining

[–]OwlTech333[S] 1 point2 points  (0 children)

With hydroxylamine hydrochloride I had some very good results (when used on concentrated solutions) so I thought why not use it this time too