Pt 29.961 Pd 32.379 Rh 144.678 Au 76.705 Ag 0.918
golden stones on scales on marble surface and blac 2021 08 31 03 39 06 utc@2x
This Gold Testing Needle Set of 6- 9k, 12k, 14k, 17.52k ,18k and 999S
is a good tool to make sure the acides used for the acides test are still working properly.
For more info press Needle Set