TABLE 1

Calibrators Used

Activimeter typeVEENSTRA VDC-405Atomlab 100Capintec CRCIsomed 1000Centronic* IG12
GasArgonArgonArgonXenon/argonArgon
Pressure (bars)12512102
Well dimensions (mm)69 × 26064 × 26061 × 25447.5 × 22050 × 315
Shielding (mm lead)36.412.7450
  • * The electronic measurement circuit was developed in our institute.