| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 2158.55 | USD | 20251027 |
| Shandong Aite Chem | China national standards | MT | 945.25 | USD | 20251027 |
| Shandong Aite Chem | China national standards | MT | 1241.52 | USD | 20251027 |
| Shandong Aite Chem | China national standards | MT | 1114.54 | USD | 20251027 |
| Shandong Aite Chem | China national standards | MT | 1072.22 | USD | 20251027 |
| Shandong Laya Chem | China national standards | MT | 790.06 | USD | 20251027 |
| Suzhou Zixu Mat | China national standards | MT | 1241.52 | USD | 20251027 |
| Wanhua Chem | China national standards | MT | 1022.84 | USD | 20251027 |
| Shaanxi Petro Yanan | China national standards | MT | 1062.34 | USD | 20251027 |
| Shandong Zhiheng | China national standards | MT | 945.25 | USD | 20251027 |