| Vendor | Spec | Unit | Price | Currency | Date |
| Befar | China national standards | MT | 1185.65 | USD | 20251124 |
| Shandong Aite Chem | China national standards | MT | 1143.31 | USD | 20251124 |
| Dongying HuataiChem | China national standards | MT | 1072.73 | USD | 20251124 |
| Wanhua Chem | China national standards | MT | 1340.92 | USD | 20251124 |
| Shandong Yihe Chem | China national standards | MT | 988.04 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1178.6 | USD | 20251124 |
| Shandong Yihe Chem | China national standards | MT | 1058.62 | USD | 20251124 |
| Dongying HuataiChem | China national standards | MT | 1072.73 | USD | 20251124 |
| Shandong Mingyu | China national standards | MT | 1213.88 | USD | 20251124 |
| Shandong Mingyu | China national standards | MT | 1213.88 | USD | 20251124 |