| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 1071.86 | USD | 20251120 |
| Shandong Xima | China national standards | MT | 916.72 | USD | 20251120 |
| Shandong Jinshenrun Chem | China national standards | MT | 987.24 | USD | 20251120 |
| Luxi Chem | China national standards | MT | 916.72 | USD | 20251120 |
| Shandong Hanyue Chem | China national standards | MT | 888.51 | USD | 20251120 |
| Shandong Hongyang Chem | China national standards | MT | 1071.86 | USD | 20251120 |
| Nanjing Runsheng Petro | China national standards | MT | 1043.65 | USD | 20251120 |
| Nanjing Runsheng Petro | China national standards | MT | 1043.65 | USD | 20251120 |
| Shandong Langchem | China national standards | MT | 1173.4 | USD | 20251120 |
| Luxi Chem | China national standards | MT | 1001.34 | USD | 20251120 |