| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 847.71 | USD | 20251127 |
| Sinopec | China national standards | MT | 890.09 | USD | 20251127 |
| Shandong Langchem | China national standards | MT | 988.99 | USD | 20251127 |
| Zibo Lishuo Chem | China national standards | MT | 847.71 | USD | 20251127 |
| Jinan Qi Mat | China national standards | MT | 1031.38 | USD | 20251127 |
| Jinan Aochen Chem | China national standards | MT | 1200.92 | USD | 20251127 |
| Jinan Aochen Chem | China national standards | MT | 1243.31 | 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 |