| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 1110.3 | USD | 20250928 |
| Hubei 789 Chem | China national standards | MT | 1293.01 | USD | 20250928 |
| Hubei 789 Chem | China national standards | MT | 1293.01 | USD | 20250928 |
| Shandong Aite Chem | China national standards | MT | 1194.63 | USD | 20250928 |
| Lihuayi Shandong | China national standards | MT | 1377.33 | USD | 20250928 |
| Shandong Yuhuang Chem | China national standards | MT | 1363.28 | USD | 20250928 |
| Sinopec | China national standards | MT | 1222.73 | USD | 20250928 |
| Shandong Aite Chem | China national standards | MT | 1222.73 | USD | 20250928 |
| Lihuayi Shandong | China national standards | MT | 944.46 | USD | 20250928 |
| Lihuayi Shandong | China national standards | MT | 944.46 | USD | 20250928 |