| 3/7/2018 | 320890190000 | SIGMACOVER 350 HARDENER
| 400 | Liter | 1385.73 | N/A | PPG INDUSTRIES KIMYASAN.VE TIC.A.S. |
| 3/12/2018 | 320890190000 | SIGMAFAST 278 HARDENER
| 375 | Liter | 1301.07 | N/A | PPG INDUSTRIES KIMYASAN.VE TIC.A.S. |
| 3/4/2018 | 320890190000 | "BASIC SYNTHETIC POLYMERS, SOLUTIONS SPECIFIED IN NOTE 4 TO THIS CHAPTER:; OTHERS; 00291005 GXH62058-TN 2K EPOXY HARDENER"
| 1500 | Kilogram | 8244 | N/A | PPG INDUSTRIES KIMYASAN.VE TIC.A.S. |
| 3/12/2018 | 320890190000 | SIGMACOVER 350 HARDENER
| 400 | Liter | 1361.77 | N/A | PPG INDUSTRIES KIMYASAN.VE TIC.A.S. |
| 3/21/2024 | 320890190000 | OPTI HARDENER- | 1 | KILOGRAM | 6 | N/A | BULTARDA BİLİŞİM DANIŞMANLIK SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/7/2024 | 320890910029 | AMERLOCK/SIGMACOVER 400 HARDENER (DAGI/LAN BOYA) | 440 | LITER | 2421 | N/A | PPG INDUSTRIES KİMYA SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/27/2018 | 320890190000 | SIGMACOVER 350 HARDENER
| 400 | Liter | 1396.02 | N/A | PPG INDUSTRIES KIMYASAN.VE TIC.A.S. |
| 3/21/2024 | 320890190000 | OPTI HARDENER B--20 | 20 | KILOGRAM | 124 | N/A | BULTARDA BİLİŞİM DANIŞMANLIK SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/27/2018 | 320890190000 | SIGMAFAST 278 HARDENER
| 375 | Liter | 1333.78 | N/A | PPG INDUSTRIES KIMYASAN.VE TIC.A.S. |
| 3/27/2018 | 320890190000 | SIGMACOVER 350 HARDENER
| 400 | Liter | 1396.02 | N/A | PPG INDUSTRIES KIMYASAN.VE TIC.A.S. |