| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | Industrial Grade | MT | 833.82 | USD | 20251201 |
| Shandong Yushuo Chem | China national standards | MT | 833.82 | USD | 20251201 |
| Shandong Shuojia Chem | China national standards | MT | 826.75 | USD | 20251201 |
| Shandong Shuojia Chem | Industrial Grade | MT | 826.75 | USD | 20251201 |
| Shandong Shuojia Chem | Industrial Grade | MT | 826.75 | USD | 20251201 |
| Shandong Shuojia Chem | China national standards | MT | 826.75 | USD | 20251201 |
| Shandong Shuojia Chem | China national standards | MT | 826.75 | USD | 20251201 |
| Shandong Shuojia Chem | China national standards | MT | 826.75 | USD | 20251201 |
| Shandong Shuojia Chem | China national standards | MT | 826.75 | USD | 20251201 |
| Shandong Jinshenrun Chem | China national standards | MT | 890.35 | USD | 20251201 |