ⅠB

Copper Sample

From(the seller): LSP三点 测娇The single crystal copper sample produced by the Czochralski method has beautiful concentric rings and a pink luster. This sample is small and exquisite, very interesting

PVD Silver Crystal

From(the seller): LSP.GeDate: 2023Bin XiangGreat, isn’t it? There are actually pure silver crystals made by physical vapor deposition. It is a very unique sample obtained under strictly controlled conditions using selected high-purity silver metal as raw material.