| 3/27/2018 | 690912000000 | "CERAMIC DEVICES AND ARTICLES USED IN LABORATORIES, CHEMICAL OR OTHER TECHNICAL WORKS: ITEMS WITH HARDNESS OF 9 OR MORE ACCORDING TO THE MOHS SCALE;"
| 220 | Units | 13126.93 | N/A | ASELSAN ELEKTRONIK SANAYI VE TIC.A.S. |
| 3/6/2018 | 690912000000 | "CERAMIC DEVICES AND ARTICLES USED IN LABORATORIES, CHEMICAL OR OTHER TECHNICAL WORKS: ITEMS WITH HARDNESS OF 9 OR MORE ACCORDING TO THE MOHS SCALE;"
| 185 | Units | 11050.44 | N/A | ASELSAN ELEKTRONIK SANAYI VE TIC.A.S. |
| 3/27/2018 | 690912000000 | "CERAMIC DEVICES AND ARTICLES USED IN LABORATORIES, CHEMICAL OR OTHER TECHNICAL WORKS: ITEMS WITH HARDNESS OF 9 OR MORE ACCORDING TO THE MOHS SCALE;"
| 500 | Units | 17569.33 | N/A | ASELSAN ELEKTRONIK SANAYI VE TIC.A.S. |
| 3/22/2018 | 690912000000 | "CERAMIC DEVICES AND ARTICLES USED IN LABORATORIES, CHEMICAL OR OTHER TECHNICAL WORKS: ITEMS WITH HARDNESS OF 9 OR MORE ACCORDING TO THE MOHS SCALE; ALUMINA BALL"
| 24000 | Kilogram | 36166.02 | N/A | SERANIT GRANIT SERAMIK SAN.VE TIC.A.S. |
| 3/4/2024 | 690912000000 | CERAMIC DEVICES AND ARTICLES USED IN LABORATORIES, CHEMICAL OR OTHER TECHNICAL WORKS: ITEMS WITH A HARDNESS OF 9 OR MORE ACCORDING TO MOHS SCALE+; ALUMINA BALL | 50000 | KILOGRAM | 61663 | N/A | TORRECID SERAMİK FRİT VE GLAZÜR SANAYİ VE TİCARET LİMİTED ŞİRKETİ |
| 3/28/2024 | 690912000000 | CERAMIC ITEMS USED IN THE LABORATORY | 50 | UNIT | 7881 | N/A | ORTA DOĞU TEKNİK ÜNİVERSİTESİ MİKROELEKTROMEKANİK SİSTEMLER MERKEZİ |