| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 1538.83 | USD | 20251112 |
| Shandong Yuxuan Chem | China national standards | MT | 1694.13 | USD | 20251112 |
| Shandong Zhenkun | China national standards | MT | 1454.12 | USD | 20251112 |
| Shandong Hongyang Chem | China national standards | MT | 1905.89 | USD | 20251112 |
| Liaocheng Yuanze Chem | China national standards | MT | 1538.11 | USD | 20251111 |
| Shandong Dongyue | China national standards | MT | 1834.45 | USD | 20251111 |
| Shandong Yuxuan Chem | China national standards | MT | 1622.78 | USD | 20251111 |
| Shandong Zhenkun | China national standards | MT | 1453.45 | USD | 20251111 |
| Shandong Hongyang Chem | China national standards | MT | 1905.0 | USD | 20251111 |
| Shandong Zhenkun | China national standards | MT | 1453.65 | USD | 20251110 |