| 3/7/2018 | 292910000029 | RESIN HARDENER
| 1250 | Kilogram | 20108.98 | N/A | TPI-KOMPOZIT KANAT SANAYI VE TICARET A.S |
| 3/13/2024 | 293190009068 | HARDENER (FOR CERAMIC COATING)/ | 425 | KILOGRAM | 4285 | N/A | WEILBURGER KAPLAMA ÜRÜNLERİ LİMİTED ŞİRKETİ |
| 3/18/2024 | 292130990019 | CETEPOX VP 771-05 S (Hardener HARDE/NER) | 9500 | KILOGRAM | 64835 | N/A | EPOZEM ZEMİN TEKNOLOJİLERİ VE YAPI KİMYASALLARI İNŞAAT SANAYİ VE TİCARET LİMİTED ŞİRKETİ |
| 3/14/2018 | 292129000000 | EPOXY RESIN HARDENER
| 150 | Kilogram | 1089.26 | N/A | NORA ZIMPARA SANAYI VE TIC. LTD. STI. |
| 3/29/2018 | 293190009068 | HARDENER (FOR CERAMIC COATING)
| 166.98 | Kilogram | 1659.11 | N/A | WEILBURGER KAPLAMA ÜRÜNLERI LTD. STI. |
| 3/19/2018 | 292910000029 | HARDENER (VULKAFIX HARDENER 220 NE)
| 80 | Units | 2016.33 | N/A | EGEBANT ZIMPARA VE POLISAJ MALZEMELERI SANAYI VE TICARET ANONIM SIRKETI |
| 3/20/2018 | 293190009068 | HARDENER (FOR CERAMIC COATING)
| 1870.83 | Kilogram | 18696.57 | N/A | WEILBURGER KAPLAMA ÜRÜNLERI LTD. STI. |
| 3/7/2024 | 293190009068 | HARDENER (FOR CERAMIC COATING)/ | 455 | KILOGRAM | 4561 | N/A | WEILBURGER KAPLAMA ÜRÜNLERİ LİMİTED ŞİRKETİ |
| 3/7/2024 | 293190009068 | HARDENER (FOR CERAMIC COATING) (/FREE, FOR SAMPLE PURPOSES) | 1 | KILOGRAM | 1 | N/A | WEILBURGER KAPLAMA ÜRÜNLERİ LİMİTED ŞİRKETİ |
| 3/19/2018 | 292130990019 | "3,3 DIMETHYL 4,4-DIAMINO - DICYCLOHEXYLMETHANE IT WILL BE USED IN MAKING OF CHEMICAL MATERIAL EPOXY PRODUCTS, IN HARDENER FORMULATION."
| 360 | Kilogram | 5519.36 | N/A | KAROPAK ENDÜSTRIYELÜRÜNLER SAN.VE TIC.LTD.STI. |