gte

1kg/2kg/3kg high-purity graphite crucible for electric melting furnace – smelting gold, silver, copper & more

vintage *new* 1970's gte yellow flip-phone telephone

ferrous sulfate iron sulfate water soluble powder 20% iron 3 pounds

gte gold refining workstation mat xl bench & desktop protection pad

thiourea 4 oz gold stripping powder precious metal recovery refining chemical

copper sulfate pentahydrate crystals 16 oz - fine crystal - electroplating grade

12" graphite stirring rod – gold, silver & precious metal melting – 3/8" or 1/2"

jeweler’s grade borax flux 8 oz + ceramic crucible gold silver glaze casting kit

graphite ingot mold for gold & silver casting | 1000g–9000g (1kg–9kg) capacities | high purity heat resistant mold

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

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

gold precipitant 16 oz refining test acid aqua regia metals smb pyrosulfite

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

gte jewelers large 12x14 rouge polishing cloth brass copper silver gold sunshine buff

3 gold silver test acid neutralizer 1/2 oz bottles testing solution stone cleaner

gold jewelry test kit (2) 4x12 black scratch stones + (1) 3x6 black scratch stone + (1) 10k jsp + (1) 14k jsp test solutions

gte diamond analyzer & rare earth magnet gold & silver testing kit with white 2''x2'' stone

red iron oxide powder (fe2o3) metal polishing compound gold silver brass 25lbs

fume extractor for gold refining & acid work – removes nitric & aqua regia fumes at source

gold precipitation kit 5lb sodium metabisulfite smb gold refining recovery