| 3/6/2018 | 285390300000 | "COMPRESSED AIR (ZERO AIR PLUS) (NITROGEN, HELIUM AND NITROGEN GAS) INSIDE 12 PIECES TUBES"
| 1.4 | Cubic Meter | 4824.13 | N/A | ROKETSAN ROKET SANAYVE TICARET ANONIM SIRKETI |
| 3/11/2018 | 280429100000 | HELIUM GAS
| 27425.04 | Cubic Meter | 264935.41 | N/A | LINDE GAZ ANONIM SIRKETI |
| 3/18/2018 | 280429100000 | HELIUM GAS (WITHIN 12 TUBES)
| 0.17 | Cubic Meter | 5779.73 | N/A | ROKETSAN ROKET SANAYVE TICARET ANONIM SIRKETI |
| 3/6/2018 | 285390300000 | "COMPRESSED AIR (INCLUDES NITROGEN, HELIUM AND NITROGEN GAS) IS THE MATERIAL IN THE 632th RANK OF THE 12-VAT EXEMPTION LIST."
| 1.4 | Cubic Meter | 4823.21 | N/A | ROKETSAN ROKET SANAYVE TICARET ANONIM SIRKETI |
| 3/20/2024 | 280429100000 | HELIUM GAS} | 27904 | CUBIC METER | 479426 | N/A | LİNDE GAZ ANONİM ŞİRKETİ |
| 3/29/2024 | 280429100000 | HYDROGEN NORE GASES AND OTHER NONMETALS /HELIUM | 1024159 | CUBIC METER | 617828 | N/A | HABAŞ SINAİ VE TIBBİ GAZLAR İSTİHSAL ENDÜSTRİSİ ANONİM ŞİRKETİ |
| 3/11/2024 | 280429100000 | HELIUM | 5 | UNIT | 21863 | N/A | AİR LİQUİDE GAZ SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/15/2018 | 280429100000 | HELIUM
| 1 | Units | 1887.79 | N/A | DOWELL SCHLUMBERGERMIDDLE EAST ANKARA TÜRKIYE SB. |
| 3/18/2018 | 280429100000 | HELIUM GAS (WITH 17 CONTAINERS)
| 0.25 | Cubic Meter | 6291.47 | N/A | ROKETSAN ROKET SANAYVE TICARET ANONIM SIRKETI |