| Vendor | Spec | Unit | Price | Currency | Date |
| JIN Yimeng | China national standards | MT | 690.64 | USD | 20251017 |
| Qingdao Shengze Chem | China national standards | MT | 690.64 | USD | 20251017 |
| JIN Yimeng | China national standards | MT | 732.92 | USD | 20251017 |
| Shandong Xingpeng Chem | China national standards | MT | 747.02 | USD | 20251017 |
| Hubei 789 Chem | China national standards | MT | 768.16 | USD | 20251017 |
| Hubei 789 Chem | China national standards | MT | 768.16 | USD | 20251017 |
| Jinan Pulaihua Chem | China national standards | MT | 916.15 | USD | 20251017 |
| Jinan Pulaihua Chem | China national standards | MT | 958.43 | USD | 20251017 |
| Jinan Pulaihua Chem | China national standards | MT | 803.39 | USD | 20251017 |
| Hunan Qilu Tech | China national standards | MT | 845.68 | USD | 20251017 |