| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 910.81 | USD | 20251117 |
| Guangzhou Tianyue Chem | China national standards | MT | 960.23 | USD | 20251117 |
| Shandong Yushuo Chem | China national standards | MT | 861.39 | USD | 20251117 |
| Nanjing Baitu Chem | China national standards | MT | 819.02 | USD | 20251117 |
| Nanjing Baitu Chem | China national standards | MT | 903.75 | USD | 20251117 |
| Shandong Yushuo Chem | China national standards | MT | 861.39 | USD | 20251117 |
| Shandong Langchem | China national standards | MT | 946.11 | USD | 20251117 |
| Shandong Yushuo Chem | China national standards | MT | 861.39 | USD | 20251117 |
| Shandong Aite Chem | China national standards | MT | 917.87 | USD | 20251117 |
| Shandong Aite Chem | China national standards | MT | 1101.45 | USD | 20251117 |