| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 886.21 | USD | 20250929 |
| Shandong Hualu | China national standards | MT | 977.65 | USD | 20250929 |
| Nanjing Guanshan Energy | China national standards | MT | 970.61 | USD | 20250929 |
| Shandong Hualu | China national standards | MT | 977.65 | USD | 20250929 |
| Nanjing Waien Chem | China national standards | MT | 970.61 | USD | 20250929 |
| Shandong Hualu | China national standards | MT | 1011.92 | USD | 20250928 |
| Shandong Hualu | China national standards | MT | 941.65 | USD | 20250928 |
| Qingdao Shengze Chem | China national standards | MT | 969.75 | USD | 20250928 |
| Qingdao Shengze Chem | China national standards | MT | 969.75 | USD | 20250928 |
| Hubei 789 Chem | China national standards | MT | 1194.63 | USD | 20250928 |