| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 703.86 | USD | 20251210 |
| JIN Yimeng | China national standards | MT | 703.86 | USD | 20251210 |
| Hubei 789 Chem | China national standards | MT | 770.29 | USD | 20251210 |
| Hubei 789 Chem | China national standards | MT | 770.29 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 720.82 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 720.82 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 720.82 | USD | 20251210 |
| Shandong Aite Chem | China national standards | MT | 749.08 | USD | 20251210 |
| Shandong Aite Chem | China national standards | MT | 749.08 | USD | 20251210 |
| Shandong Aite Chem | China national standards | MT | 749.08 | USD | 20251210 |