| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1256.07 | USD | 20251028 |
| Shandong Hongyang Chem | China national standards | MT | 1129.05 | USD | 20251028 |
| Shandong Hongyang Chem | China national standards | MT | 1129.05 | USD | 20251028 |
| Shandong Zhiheng | China national standards | MT | 1255.63 | USD | 20251027 |
| Shandong Hongyang Chem | China national standards | MT | 1128.65 | USD | 20251027 |
| Shandong Hongyang Chem | China national standards | MT | 1128.65 | USD | 20251027 |
| Nanjing Baitu Chem | China national standards | MT | 1086.33 | USD | 20251027 |
| Shandong Zhenkun | China national standards | MT | 1079.27 | USD | 20251027 |
| Nanjing Runsheng Petro | China national standards | MT | 959.35 | USD | 20251027 |
| Wuhan Hengjiu Chem | China national standards | MT | 1128.65 | USD | 20251027 |