| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 879.41 | USD | 20251029 |
| Shandong Hanyue Chem | China national standards | MT | 931.64 | USD | 20251029 |
| Shandong Hanyue Chem | China national standards | MT | 931.64 | USD | 20251029 |
| Zibo Lishuo Chem | China national standards | MT | 988.1 | USD | 20251029 |
| Zibo Lishuo Chem | China national standards | MT | 988.1 | USD | 20251029 |
| Zibo Lishuo Chem | China national standards | MT | 988.1 | USD | 20251029 |
| Zibo Lishuo Chem | China national standards | MT | 988.1 | USD | 20251029 |
| Zibo Lishuo Chem | China national standards | MT | 988.1 | USD | 20251029 |
| Xiamen Yudeshun Chem | China national standards | MT | 1340.99 | USD | 20251029 |
| Xiamen Yudeshun Chem | China national standards | MT | 1340.99 | USD | 20251029 |