... pcb Lead free HASL PCB-Lead free HASL Surface finish required to meet ROHS compliant-FR4 material with 0.2mm ... 4,CEM-1,CEM-3,High TG,FR4 Halogen Free ,Rogers,HF,NELCON,TACONIC,ARLON,etc4)Surface finish/ ... treatment: HASL/HASL lead free,HAL,Chemical Gold/tin,Immersion Silver/Gold/Tin,OSP ... Plastic bagOuter :Standard carton packing single side HASL new green lead free Pcb