| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1099.71 | USD | 20251024 |
| Shandong Langchem | China national standards | MT | 1113.81 | USD | 20251024 |
| Shandong Langchem | China national standards | MT | 1113.81 | USD | 20251024 |
| Shandong Langchem | China national standards | MT | 1106.76 | USD | 20251024 |
| Shandong Langchem | China national standards | MT | 1127.9 | USD | 20251024 |
| Shandong Junfeng | China national standards | MT | 916.42 | USD | 20251024 |
| Shandong Junfeng | China national standards | MT | 986.92 | USD | 20251024 |
| Shandong Junfeng | China national standards | MT | 1057.41 | USD | 20251024 |
| Lihuayi Weiyuan Chem | China national standards | MT | 993.97 | USD | 20251024 |
| Shandong Hongyang Chem | China national standards | MT | 1015.11 | USD | 20251024 |