| Calibration instruments / Testing | Charge (Calib./Testing) | Validity | |
| Temperature Indicator (Optical Type) | upto 500 °C | 6500.00 | 1 Year |
| >500-1000 °C | 8500.00 | ||
| >1000-1200 °C | 9000.00 | ||
| Calibration instruments / Testing | Charge (Calib./Testing) | Validity | |
| Temperature Indicator (Optical Type) | upto 500 °C | 6500.00 | 1 Year |
| >500-1000 °C | 8500.00 | ||
| >1000-1200 °C | 9000.00 | ||