| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 1072.6 | USD | 20251110 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 729.65 | USD | 20251110 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 733.88 | USD | 20251110 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 729.85 | USD | 20251109 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 734.09 | USD | 20251109 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 729.85 | USD | 20251108 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 734.09 | USD | 20251108 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 729.85 | USD | 20251107 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 1072.9 | USD | 20251107 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 1072.9 | USD | 20251107 |