| 3/11/2018 | 381210000000 | VULCANIZING AGENT MU-CRON OT-20 (RAW MATERIAL USED IN EXTERIOR TIRE MANUFACTURING)
| 32000 | Kilogram | 62285.88 | N/A | SUMITOMO RUBBER AKO LASTIK SANAYI VE TICARET ANONIM SIRKETI |
| 3/25/2018 | 381210000000 | VULCANIZING AGENT MU-CRON OT-20 (RAW MATERIAL USED IN EXTERIOR TIRE MANUFACTURING)
| 16000 | Kilogram | 31292.7 | N/A | SUMITOMO RUBBER AKO LASTIK SANAYI VE TICARET ANONIM SIRKETI |
| 3/6/2018 | 381210000000 | CHEMICAL MATERIAL (RHENOCURE TP / S KG 25CT / 600WP - RHENOGRAN TP-50 KG 25PB / 500PP - RHENOGRAN CLD-80 KG 25PB / 500 PP - RHENOGRAN XLA-60 KG 20CT / 600 PP)
| 3900 | Kilogram | 54160.72 | N/A | HAKSAN OTOMOTIV MAMÜLLERI SANAYI VE TICARET ANONIM SIRKETI |
| 3/4/2018 | 381210000000 | VULCANIZING AGENT MU-CRON OT-20 (RAW MATERIAL USED IN EXTERIOR TIRE MANUFACTURING)
| 16000 | Kilogram | 30931.48 | N/A | SUMITOMO RUBBER AKO LASTIK SANAYI VE TICARET ANONIM SIRKETI |
| 3/21/2018 | 381210000000 | BPO K35-FREE RAW MATERIAL USED IN TIRE MANUFACTURING.
| 24.5 | Kilogram | 1954.01 | N/A | SUMITOMO RUBBER AKO LASTIK SANAYI VE TICARET ANONIM SIRKETI |
| 3/1/2024 | 381210000000 | VULCANIZER CHEMICAL MATERIAL *PREMIX TMTD // S 80% | 700 | KILOGRAM | 3205 | N/A | ELATEK KAUÇUK SANAYİ TİCARET ANONİM ŞİRKETİ |
| 3/1/2024 | 381210000000 | VULCANIZER CHEMICAL MATERIAL *PREMIX DDTS // MPTD 80% | 500 | KILOGRAM | 4482 | N/A | ELATEK KAUÇUK SANAYİ TİCARET ANONİM ŞİRKETİ |
| 3/12/2024 | 381210000000 | AUXILIARY MATERIAL IN RUBBER PRODUCTION (RHENO/GRAN AP 7) | 1000 | KILOGRAM | 12987 | N/A | SEÇİL KAUÇUK SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/1/2024 | 381210000000 | RHEOGRAN HEXA 80 (RAW MATERIAL USED IN TIRE MANUFACTURING) | 15000 | KILOGRAM | 43919 | N/A | PETLAS LASTİK SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/5/2024 | 381210000000 | CHEMICAL/RAW MATERIAL USED IN TIRE MAKING | 8010 | KILOGRAM | 36822 | N/A | PETLAS LASTİK SANAYİ VE TİCARET ANONİM ŞİRKETİ |