| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling | China national standards | MT | 1384.3 | USD | 20251202 |
| Shandong Jinling Chem | China national standards | MT | 1130.04 | USD | 20251202 |
| Shandong Zhenkun | China national standards | MT | 1000.08 | USD | 20251202 |
| Shandong Junfeng | China national standards | MT | 932.28 | USD | 20251202 |
| Shandong Jinshenrun Chem | China national standards | MT | 1130.04 | USD | 20251202 |
| Shandong Langchem | China national standards | MT | 1399.12 | USD | 20251201 |
| Shandong Jinling Chem | China national standards | MT | 1144.73 | USD | 20251201 |
| Shandong Langchem | China national standards | MT | 1264.86 | USD | 20251201 |
| Shandong Langchem | China national standards | MT | 1215.39 | USD | 20251201 |
| Shandong Langchem | China national standards | MT | 1257.79 | USD | 20251201 |