| 3/19/2018 | 902710900000 | "THE PART MEASURING THE CALIBRATION ** IS NOT FROM EXHAUST GAS ANALYSIS DEVICES,"
| 2 | Units | 2498.6 | N/A | EKOSINERJI ELEKTRIKSAN.VE TIC.A.S. |
| 3/20/2018 | 902680209000 | CALIBRATION DEVICE FOR GAS LEAKS
| 4 | Units | 9206.62 | N/A | UGUR SOGUTMA MAKINALARI SANAYI VE TICARET A.S. |
| 3/8/2018 | 902710100000 | GAS CALIBRATION DEVICE
| 13 | Units | 8774.57 | N/A | ENGIN KOÇ |
| 3/8/2018 | 902710100000 | GAS CALIBRATION DEVICE
| 52 | Units | 20886.01 | N/A | ENGIN KOÇ |
| 3/8/2018 | 902710100000 | GAS CALIBRATION DEVICE
| 30 | Units | 2469.54 | N/A | ENGIN KOÇ |
| 3/8/2018 | 902710100000 | GAS CALIBRATION DEVICE
| 1 | Units | 1789.83 | N/A | ENGIN KOÇ |
| 3/8/2018 | 902710100000 | GAS CALIBRATION DEVICE
| 80 | Units | 18980.1 | N/A | ENGIN KOÇ |
| 3/8/2018 | 902710100000 | GAS CALIBRATION DEVICE
| 20 | Units | 7400.28 | N/A | ENGIN KOÇ |
| 3/8/2018 | 902790800000 | GAS CALIBRATION DEVICE PARTS
| 50 | Units | 8467.52 | N/A | ENGIN KOÇ |
| 3/6/2024 | 902790000000 | PARTS / PARTS OF GAS VU SMOKE ANALYZER, CALIBRATION CONNECTION BODY | 1 | UNIT | 73 | N/A | DRAEGER SAFETY KORUNMA TEKNOLOJİLERİ ANONİM ŞİRKETİ |