| 3/4/2018 | 681510900000 | GRAFIT OR OTHER CARBON GOODS (EXCEPT USED IN ELECTRICAL WORKS):; OTHERS (CARBON PACKING RING)
| 65 | Units | 12484.31 | N/A | TÜRKIYE PETROL RAFINERILERI ANONIM SIRKETI |
| 3/11/2018 | 681510900000 | DISQUE COMPLETGRAFIT OR OTHER CARBON ART (EXCEPT FOR ELECTRICAL WORKS): OTHERS
| 7 | Units | 4745.99 | N/A | LESAFFRE TURQUIE MAYACILIK ÜRETIM VE TICARET ANONIM SIRKETI |
| 3/25/2018 | 680690000019 | INSULATION MATERIAL OF THE ELECTRICITY GENERATION PLANT
| 2 | Units | 3542.26 | N/A | GAMA GÜÇ SISTEMLERIMÜH.VE TAAH.A.S. |
| 3/6/2018 | 681510900000 | GRAFIT OR OTHER CARBON GOODS (EXCEPT FOR ELECTRICAL WORKS):; OTHERS (GASKET)
| 8 | Units | 1490.4 | N/A | TÜRKIYE PETROL RAFINERILERI ANONIM SIRKETI |
| 3/6/2018 | 681510900000 | GRAPHITE OR OTHER CARBON GOODS (EXCEPT FOR ELECTRICAL WORKS):; OTHERS (SEALING STRIP)
| 2 | Units | 2888.74 | N/A | TÜRKIYE PETROL RAFINERILERI ANONIM SIRKETI |
| 3/22/2018 | 681510900000 | GRAPHITE OR OTHER CARBON GOODS (EXCEPT FOR ELECTRICAL WORKS):; OTHERS (PACKING)
| 48 | Units | 1089.3 | N/A | TÜRKIYE PETROL RAFINERILERI ANONIM SIRKETI |
| 3/6/2018 | 681510900000 | GRAPHITE OR OTHER CARBON GOODS (EXCEPT FOR ELECTRICAL WORKS):; OTHERS (O-RING)
| 4 | Units | 11627.71 | N/A | TÜRKIYE PETROL RAFINERILERI ANONIM SIRKETI |
| 3/6/2018 | 681510900000 | GRAFIT OR OTHER CARBON GOODS (EXCEPT FOR ELECTRICAL WORKS):; OTHERS (GASKET)
| 8 | Units | 1304.3 | N/A | TÜRKIYE PETROL RAFINERILERI ANONIM SIRKETI |
| 3/14/2024 | 681511000000 | CARBON FIBER ITEMS USED IN ELECTRIC CYCLE POWER PLANTS/TURBINES | 37 | UNIT | 8500 | N/A | BİLGİN GÜÇ SANTRALLERİ ENERJİ ÜRETİM ANONİM ŞİRKETİ |
| 3/8/2024 | 681519000000 | GOODS OF STONE OR OTHER MINERAL MATERIALS NOT ELSEWHERE SPECIFIED OR INCLUDED IN THE TARIFF (INCLUDING CARBON FIBER AND GOODS OF CARBON FIBER AND GOODS OF RAT):; CARBON FIBER; ARTICLES OF CARBON FIBER (EXCEPT THOSE USED IN ELECTRICAL WORKS); GRAPHITE ORD | 2 | UNIT | 335 | N/A | PROKOM KOMPANSATÖR VE ENDÜSTRİYEL SIZDIRMAZLIK ÜRÜNLERİ SANAYİ VE TİCARET LİMİTED ŞİRKETİ |