| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1113.4 | USD | 20251022 |
| Shandong LuoHeng Chem | China national standards | MT | 1930.83 | USD | 20251022 |
| Shandong Jinling Chem | China national standards | MT | 1127.49 | USD | 20251022 |
| Shandong Aite Chem | China national standards | MT | 1479.83 | USD | 20251022 |
| Shandong Aite Chem | China national standards | MT | 1451.64 | USD | 20251022 |
| Shandong Jinling Chem | China national standards | MT | 1381.18 | USD | 20251022 |
| Jinan Pulaihua Chem | China national standards | MT | 1381.18 | USD | 20251022 |
| Jinan Aochen Chem | China national standards | MT | 1550.3 | USD | 20251022 |
| Nanjing Runhua Chem | China national standards | MT | 1169.77 | USD | 20251022 |
| Shandong Lifuda | China national standards | MT | 1120.44 | USD | 20251022 |