| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun | China national standards | MT | 1081.23 | USD | 20251210 |
| Shandong Hongyang Chem | China national standards | MT | 1130.69 | USD | 20251210 |
| Shandong Shuojia Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Jinan Angxin Chem | China national standards | MT | 975.22 | USD | 20251210 |
| Shandong Fusheng | China national standards | MT | 819.75 | USD | 20251210 |
| Shandong Jinshenrun Chem | China national standards | MT | 932.82 | USD | 20251210 |
| Shandong Shuojia Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Shandong Xima | China national standards | MT | 989.36 | USD | 20251210 |
| Shandong Jinshenrun Chem | China national standards | MT | 918.69 | USD | 20251210 |
| Shandong Zhiheng | China national standards | MT | 1257.9 | USD | 20251210 |