| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin Chem | China national standards | MT | 917.35 | USD | 20251028 |
| Shandong Yushuo Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Hubei 789 Chem | China national standards | MT | 987.92 | USD | 20251028 |
| Hubei 789 Chem | China national standards | MT | 987.92 | USD | 20251028 |
| Panjin Read Chem | China national standards | MT | 1030.26 | USD | 20251028 |
| Shandong Hongxin Chem | China national standards | MT | 917.35 | USD | 20251028 |
| Lihuayi Shandong | China national standards | MT | 1030.26 | USD | 20251028 |
| Shandong Xima | China national standards | MT | 973.81 | USD | 20251028 |
| Shandong Hongxin Chem | China national standards | MT | 846.49 | USD | 20251027 |
| Lihuayi Shandong | China national standards | MT | 1029.9 | USD | 20251027 |