• Single crystal                Si   
• Conductivity:                N type  ( undoped)
• Resistivity:                    > 1000 ohm-CM
• Size:                             3" diameter x  0.5  mm
• Orientation:                  <111> with secondary orientation flat <110>  
• Polish:                          One side polished
• Surface roughness:       < 5A

Optional:  you may need tool below to handle the wafer ( click picture to order )