gte

gold recovery kit 1lb sodium metabisulfite smb + 1lb urea gold scrap refining

gold melting kit borax flux + small ceramic crucible + 1/2" graphite rod tool

gold recovery & melting kit smb gold precipitant 1lb + ceramic crucible refining

gte gold recovery kit – 2 lb gold precipitant (smb) + 1 lb urea for aqua regia refining

gte gold melting furnace – 1+3 kg electric digital smelting kiln kit, 1800w 2100°f for gold silver copper aluminum (110v)

rare earth magnet neodymium n35 for precious metals gold silver jewelry spot testing scrap bars fake coins tester 999 ring

10 ounce oz 999 fine solid titanium precious metal american buffalo bar ingot bullion ti element chemistry proof mint coin

gold, silver, platinum & diamond testing kit jsp acid & digital tester for diamonds moissanites and gemtstones

gold precipitation kit – 1500ml borosilicate glass beaker & magnetic stirrer hot plate

8 oz tetrasodium (edta) technical grade chelating agent textile water paper 99%

gold melting kit small ceramic crucible + 1/2" graphite stirring rod refining

copper sulfate pentahydrate crystals 8 oz - fine crystal - electroplating grade

high purity copper grain (shot) 99.9% pure – refining & metalwork grade

aqua regia gold refining kit – 69.8–70% nitric acid & 31–37% hydrochloric acid (32oz/32oz) gte

gold recovery kit 1lb sodium metabisulfite smb + 1lb urea gold scrap refining

gold precipitation kit 2lb sodium metabisulfite smb gold refining recovery

gold melting kit borax flux + small ceramic crucible + 3/8" graphite rod tool

gold precipitant 8 oz refining test acid aqua regia metals smb pyrosulfite

silver test needles set – 950, 975, 999 fine silver comparison needles

gte gold silver & platinum test acid neutralizer 6 oz bottle testing solution stone cleaner kit