| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 1101.18 | USD | 20251112 |
| Shandong Xima | China national standards | MT | 917.65 | USD | 20251112 |
| Shandong Zhenkun | China national standards | MT | 999.53 | USD | 20251112 |
| Shandong Yihe Chem | China national standards | MT | 988.24 | USD | 20251112 |
| Shandong Jinshenrun Chem | China national standards | MT | 1129.42 | USD | 20251112 |
| Shandong Jinling Chem | China national standards | MT | 1087.06 | USD | 20251112 |
| Sinopec | China national standards | MT | 1108.24 | USD | 20251112 |
| Shandong Junfeng | China national standards | MT | 1058.83 | USD | 20251112 |
| Dongying Huatai Chem | China national standards | MT | 1072.95 | USD | 20251112 |
| Changzhou Juyun Mat | China national standards | MT | 1129.42 | USD | 20251112 |