| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 972.27 | USD | 20251016 |
| Shandong Jinwen Chem | China national standards | MT | 972.27 | USD | 20251016 |
| Shandong Jinwen Chem | China national standards | MT | 1099.09 | USD | 20251016 |
| Shandong Langchem | China national standards | MT | 1172.36 | USD | 20251016 |
| Shandong Langchem | China national standards | MT | 1248.45 | USD | 20251016 |
| Shandong Hongyang Chem | China national standards | MT | 1070.91 | USD | 20251016 |
| Wuhan Hengjiu Chem | China national standards | MT | 972.27 | USD | 20251016 |
| Shandong Aite Chem | China national standards | MT | 1253.61 | USD | 20251015 |
| Jinan Pulaihua Chem | China national standards | MT | 964.86 | USD | 20251015 |
| Suzhou Xuehang Mat | China national standards | MT | 1619.83 | USD | 20251015 |