| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hualu | China national standards | MT | 985.12 | USD | 20250923 |
| Nanjing Guanshan Energy | China national standards | MT | 971.05 | USD | 20250923 |
| Shandong Hualu | China national standards | MT | 985.12 | USD | 20250923 |
| Nanjing Waien Chem | China national standards | MT | 971.05 | USD | 20250923 |
| Jinan Aochen Chem | China national standards | MT | 1082.89 | USD | 20250922 |
| Shandong Hualu | China national standards | MT | 970.38 | USD | 20250922 |
| Shandong Hualu | China national standards | MT | 970.38 | USD | 20250922 |
| Shandong Hualu | China national standards | MT | 970.38 | USD | 20250922 |
| Shandong Hualu | China national standards | MT | 970.38 | USD | 20250922 |
| Shandong Hualu | China national standards | MT | 1019.6 | USD | 20250922 |