| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 986.55 | USD | 20251022 |
| Shandong Yihe Chem | China national standards | MT | 1000.65 | USD | 20251022 |
| Shandong Fusheng | China national standards | MT | 1127.49 | USD | 20251022 |
| Shandong Fusheng | China national standards | MT | 1057.02 | USD | 20251022 |
| Shandong Laya Chem | China national standards | MT | 1000.65 | USD | 20251022 |
| Aite Zhejiang | China national standards | MT | 1071.12 | USD | 20251022 |
| Aite Zhejiang | China national standards | MT | 1028.84 | USD | 20251022 |
| Nanjing Runsheng Petro | China national standards | MT | 958.37 | USD | 20251022 |
| Shandong Zhiheng | China national standards | MT | 1254.33 | USD | 20251022 |
| Shandong Hongyang Chem | China national standards | MT | 1127.49 | USD | 20251022 |