1.High Purity, Cu>99.9999% 2.Single Crystal Copper Wire 3.Model: QA-1 (2UEW) QA-2 (1UEW ... Conductor Material: CopperConductor Type: SolidInsulation Material: PE ,Eamelled copper wire pew130,pew155,EIW180,EI/AIW200 EIW180,EI/AIW200,uew130 ... swg45)(awg9-awg41) standards:JISC,IEC,NEMA,GBCu (Min): 99.9999%Alloy Or Not: Is AlloyWire Gauge: 0.05mm ... ! certificates we have High Quality Silver Plated Copper Wire