VBOC Calibration Gas Supplier=Vacuum Technologies Inc. Model=CL-7-StdMix-MCFF-300DOT-MFV-SR15 Serial #=013463 Calibration gas=3%Kr/Xe/He/H2, 1.8%N2 in Argon LR=9.12x10-8 torr*L/sec into Vacuum Depletion Rate=1.7%/yr Temp Coeff.=0.2%/deg C Calibration Date=Aug. 7, 2009 Fill Pressure=570 Torr