| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 565.3 | USD | 20251201 |
| Shandong Jinshenrun Chem | China national standards | MT | 593.56 | USD | 20251201 |
| Shandong Hongyang Chem | China national standards | MT | 537.03 | USD | 20251201 |
| Jinan Pulaihua Chem | China national standards | MT | 593.56 | USD | 20251201 |
| Shandong Fusheng | China national standards | MT | 579.43 | USD | 20251201 |
| Shandong Yushuo Chem | China national standards | MT | 565.3 | USD | 20251201 |
| Shandong Jinshenrun Chem | China national standards | MT | 593.56 | USD | 20251201 |
| Wuhan Hengjiu Chem | China national standards | MT | 565.3 | USD | 20251201 |
| Jinan Angxin Chem | China national standards | MT | 565.3 | USD | 20251201 |
| Shandong Jinshenrun Chem | China national standards | MT | 593.31 | USD | 20251130 |