Item Spec Crystal structure Mono-crystalline Crystal method CZ Conductance Type P Dopant B dimension 156*156±0.4 Diameter Φ200±0.4 Crystal orientation <100>±1 Resistivity( Ω.cm) 0.5-3 Lifetime( μs) ≥15 Carbon concentration( atoms/cm3 ) ≤5*1016 Oxygen concentration( atoms/cm3 ) ≤0.95*1018 Etching Pit( pcs/cm3 ) ≤2000