| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 846.05 | USD | 20251023 |
| Shandong QiFa Chem | China national standards | MT | 888.35 | USD | 20251023 |
| Jinan Aochen Chem | China national standards | MT | 846.05 | USD | 20251023 |
| Shijiaz Bailong Chem | China national standards | MT | 846.05 | USD | 20251023 |
| Jinan Aochen Chem | China national standards | MT | 846.05 | USD | 20251023 |
| Tangshan Huayi | China national standards | MT | 888.35 | USD | 20251023 |
| Shandong Xima | China national standards | MT | 705.04 | USD | 20251023 |
| Shandong Xima | China national standards | MT | 705.04 | USD | 20251023 |
| Shandong Shuojia Chem | China national standards | MT | 719.14 | USD | 20251023 |
| Shandong Shuojia Chem | China national standards | MT | 719.14 | USD | 20251023 |