... 0.21mm-7.0mm3) Material: FR-4, High TG, FR-4 Halogen Free,Rogers high frequency,CEM-3 ,CEM-14) Max. finished ... HASL/lead free HASL, Chemical tin,Chemical Gold,Immersion Silver/Gold,OSP,Gold plating,Goldfinger8) Copper thickness: 0.5-16 OZ9) Solder mask ... as electronic encased products Detailed Product Description:Double-Sided lead free HASL PCBSolder Mask:GreenSilk Screen:Single-sided WhiteSn thickness ...