| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 438.17 | USD | 20251206 |
| Shandong Yuxuan Chem | 90% | MT | 551.24 | USD | 20251206 |
| Shandong Yuxuan Chem | China national standards | MT | 438.17 | USD | 20251206 |
| Shandong Zhenkun | China national standards | MT | 325.09 | USD | 20251206 |
| Shandong Zhenkun | Industrial Grade | MT | 431.1 | USD | 20251206 |
| Shandong Zhenkun | 90% | MT | 395.77 | USD | 20251206 |
| Jinan Jinhao Chem | China national standards | MT | 565.38 | USD | 20251206 |
| Liaocheng Yuanze Chem | Industrial Grade | MT | 593.65 | USD | 20251206 |
| Shandong Luxi Chem | 90% | MT | 537.11 | USD | 20251206 |
| Shandong Xima | China national standards | MT | 325.09 | USD | 20251205 |