| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 1073.99 | USD | 20251208 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 734.99 | USD | 20251207 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 727.93 | USD | 20251207 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 734.99 | USD | 20251206 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 727.93 | USD | 20251206 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 734.99 | USD | 20251205 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 1074.22 | USD | 20251205 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 734.99 | USD | 20251205 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 734.99 | USD | 20251205 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 734.99 | USD | 20251205 |