| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 1057.1 | USD | 20251017 |
| Shandong Fusheng | China national standards | MT | 1127.57 | USD | 20251017 |
| Shandong Zhiheng | China national standards | MT | 1254.42 | USD | 20251017 |
| Qingdao Chengxin Chem | China national standards | MT | 1056.81 | USD | 20251016 |
| Shandong Hualu | China national standards | MT | 922.95 | USD | 20251016 |
| Liaocheng Yuanze Chem | China national standards | MT | 1014.54 | USD | 20251016 |
| Shandong Aite Chem | China national standards | MT | 1268.18 | USD | 20251016 |
| Shandong Hualu | China national standards | MT | 930.0 | USD | 20251016 |
| Hualu Holdings | China national standards | MT | 1310.45 | USD | 20251016 |
| Jinan Dezheng Chem | China national standards | MT | 908.86 | USD | 20251016 |