| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1351.98 | USD | 20251013 |
| Jinan Aochen Chem | China national standards | MT | 1351.98 | USD | 20251013 |
| Jinan Aochen Chem | China national standards | MT | 1267.48 | USD | 20251013 |
| Dongying Hebang Chem | China national standards | MT | 1351.98 | USD | 20251013 |
| Jinan Aochen Chem | China national standards | MT | 1309.73 | USD | 20251013 |
| Shandong Shuojia Chem | China national standards | MT | 1760.39 | USD | 20251013 |
| Shandong Shuojia Chem | China national standards | MT | 1760.39 | USD | 20251013 |
| Shandong Shuojia Chem | China national standards | MT | 1760.39 | USD | 20251013 |
| Shandong Shuojia Chem | China national standards | MT | 1760.39 | USD | 20251013 |
| Shandong Xingpeng Chem | China national standards | MT | 1830.81 | USD | 20251013 |