... ENIG, Green Solder Mask, RoHS Compliance. Rogers PCB,2-Layer,ENIG,Green Solder Mask,RoHS Compliance. ... warp & twist check) Dimensional Inspection (finished hole sizes, pcb profiles, etc) MicrosectionSolderability Test (245±5ºC; 3-5 ... Tin, Immersion Silver, OSP,Gold Finger, Peelable Mask, Carbon PrintingMaterialFR4, ROGERS, Taconic, ARLON, BT, Ceramic, Aluminum 2L ...