材质( Material Type ):
Single Crystal High Purity高纯单晶电解: 3N, 4N, 5N, 6N, 7N, 8N, 9N, 10N, 11N(99.999999999%),
Alloy: PdIr, PdRu, Pd70-Ag30, PdAgCo, PdAgCu, PdAgCuAuPtZn,
钯镍PdNi: PdNi5, PdNi10, PdNi20, PdNi30, PdNi40,
表面电镀: NiAu-Plated, AgCu-Plated, Ni-Plated,