| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 1001.69 | USD | 20251031 |
| Shandong Shuojia Chem | China national standards | MT | 987.58 | USD | 20251031 |
| Shandong Shuojia Chem | China national standards | MT | 987.58 | USD | 20251031 |
| Shandong Shuojia Chem | China national standards | MT | 987.58 | USD | 20251031 |
| Zibo Dehe Chem | China national standards | MT | 973.48 | USD | 20251031 |
| Shandong Yushuo Chem | China national standards | MT | 1001.69 | USD | 20251031 |
| Zibo Dehe Chem | China national standards | MT | 973.48 | USD | 20251031 |
| Xiamen Yudeshun Chem | China national standards | MT | 1678.89 | USD | 20251031 |
| Shandong Shuojia Chem | China national standards | MT | 987.58 | USD | 20251031 |
| Shandong Shuojia Chem | China national standards | MT | 987.58 | USD | 20251031 |