| 3/26/2018 | 281820000000 | ALUMINUM OXIDE (EXCEPT ARTIFICIAL KORENDON) (CALCINED ALUMINA)
| 22000 | Kilogram | 15431.59 | Ambarli Customs | DURER REFRAKTER MALZ.SAN.VE TIC.A.S. |
| 3/27/2024 | 281820000000 | CALCINED ALUMINA (A-LUMINUM OXIDE) | 22000 | KILOGRAM | 18536 | N/A | HAZNEDAR DURER REFRAKTER MALZEMELERİ SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/7/2018 | 281820000000 | ARTIFICIAL KORENDON (WITHOUT CHEMICAL SPECIFIC STRUCTURE); ALUMINUM OXIDE; ALUMINUM HYDROXIDE: ALUMINUM OXIDE (ARTIFICIAL CORENDON EXTERNAL) TABULAR ALUMINA // CALCINE ALUMINA
| 125000 | Kilogram | 108920.24 | N/A | METAMIN MÜMESSILLIKSANAYI VE TICARET A.S. |
| 3/14/2018 | 281820000000 | ARTIFICIAL KORENDON (WITHOUT CHEMICAL SPECIFIC STRUCTURE); ALUMINUM OXIDE; ALUMINUM HYDROXIDE: ALUMINUM OXIDE (ARTIFICIAL CORENDON EXTERIOR) // TABULAR ALUMINA
| 96000 | Kilogram | 99779.66 | N/A | METAMIN MÜMESSILLIKSANAYI VE TICARET A.S. |
| 3/15/2018 | 281820000000 | ARTIFICIAL KORENDON (WITHOUT CHEMICAL SPECIFIC STRUCTURE); ALUMINUM OXIDE; ALUMINUM HYDROXIDE: ALUMINUM OXIDE (EXCLUDING ARTIFICIAL CORENDON) // REACTIVE ALUMINA
| 20000 | Kilogram | 25121.24 | Ambarli Customs | METAMIN MÜMESSILLIKSANAYI VE TICARET A.S. |
| 3/21/2024 | 281820000000 | CALCINED ALUMINA (A-LUMINUM OXIDE) | 44000 | KILOGRAM | 37312 | N/A | HAZNEDAR DURER REFRAKTER MALZEMELERİ SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/12/2024 | 281820000000 | ALUMINA (HAWA) (ALUM-INIUM OXIDE) | 21729 | KILOGRAM | 17370 | N/A | RBS RAVAGO İNŞAAT YALITIM ÜRÜNLERİ ANONİM ŞİRKETİ |
| 3/26/2018 | 281820000000 | ARTIFICIAL KORENDON (WITHOUT CHEMICAL SPECIFIC STRUCTURE); ALUMINUM OXIDE; ALUMINUM HYDROXIDE: ALUMINUM OXIDE (EXCLUDING ARTIFICIAL CORENDON) // REACTIVE ALUMINA
| 20000 | Kilogram | 23982.59 | N/A | METAMIN MÜMESSILLIKSANAYI VE TICARET A.S. |
| 3/14/2018 | 281820000000 | ALUMINUM OXIDE (EXCEPT ARTIFICIAL KORENDON) (CALCINED ALUMINA)
| 22000 | Kilogram | 15405.88 | Ambarli Customs | HAZNEDAR REFRAKTER SANAYII ANONIM SIRKETI |
| 3/19/2018 | 281810110000 | ARTIFICIAL CORENDON (PROTECTED) (WHETHER CHEMICAL OF A SPECIFIC STRUCTURE); ALUMINUM OXIDE; ALUMINUM HYDROXIDE: WHITE FUSED ALUMINA
| 243000 | Kilogram | 205157.82 | N/A | EGT REFRAKTER GEREÇLER ENDÜSTRI VE TICARET LIMITED SIRKETI |