| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 847.71 | USD | 20251127 |
| Wanhua Yantai | China national standards | MT | 826.52 | USD | 20251127 |
| Jinan Aochen Chem | China national standards | MT | 1200.92 | USD | 20251127 |
| Aite Zhejiang | China national standards | MT | 883.03 | USD | 20251127 |
| Shandong Jinwen Chem | China national standards | MT | 988.99 | USD | 20251127 |
| Wanhua Chem | China national standards | MT | 1031.38 | USD | 20251127 |
| Wanhua Chem | China national standards | MT | 1045.51 | USD | 20251127 |
| Wanhua Chem | China national standards | MT | 1073.76 | USD | 20251127 |
| Wanhua Chem | China national standards | MT | 1073.76 | USD | 20251127 |
| Shandong Mingyu | China national standards | MT | 861.84 | USD | 20251127 |