| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1241.17 | USD | 20251105 |
| Jinan Aochen Chem | China national standards | MT | 987.29 | USD | 20251105 |
| Jinan Aochen Chem | China national standards | MT | 916.77 | USD | 20251105 |
| Shandong Qiangsen Chem | China national standards | MT | 818.04 | USD | 20251105 |
| Shandong Laya Chem | China national standards | MT | 789.83 | USD | 20251105 |
| Formosa Ningbo | China national standards | MT | 888.56 | USD | 20251105 |
| Shandong Laya Chem | China national standards | MT | 789.83 | USD | 20251105 |
| Wanhua Yantai | China national standards | MT | 818.04 | USD | 20251105 |
| Wanhua Yantai | China national standards | MT | 888.56 | USD | 20251105 |
| Wanhua Yantai | China national standards | MT | 832.15 | USD | 20251105 |