| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Chambroad | China national standards | MT | 734.58 | USD | 20251128 |
| Shandong Chambroad | China national standards | MT | 734.58 | USD | 20251128 |
| Shandong Chambroad | China national standards | MT | 734.58 | USD | 20251128 |
| Sinopec | China national standards | MT | 1002.98 | USD | 20251128 |
| Jinan Jiaxing Chem | China national standards | MT | 889.97 | USD | 20251128 |
| Shandong Hongyang Chem | China national standards | MT | 1130.12 | USD | 20251128 |
| Shandong Zhiheng | China national standards | MT | 974.73 | USD | 20251128 |
| Derun Chem | China national standards | MT | 1115.99 | USD | 20251128 |
| Wuhan Hengjiu Chem | China national standards | MT | 1285.51 | USD | 20251128 |
| Shandong Dongming Petro | China national standards | MT | 1878.82 | USD | 20251128 |