| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chem | China national standards | MT | 902.45 | USD | 20251023 |
| Shaanxi Petro Yanan | China national standards | MT | 1061.79 | USD | 20251023 |
| Luxi Chem | China national standards | MT | 986.55 | USD | 20251022 |
| Suzhou Zixu Mat | China national standards | MT | 1240.24 | USD | 20251022 |
| Jinan Zhongyin Mat | China national standards | MT | 746.96 | USD | 20251022 |
| Jinan Zhongyin Mat | China national standards | MT | 746.96 | USD | 20251022 |
| Shandong Energy | China national standards | MT | 1057.02 | USD | 20251022 |
| Jinan Pulaihua Chem | China national standards | MT | 1057.02 | USD | 20251022 |
| Sinopec | China national standards | MT | 1057.02 | USD | 20251022 |
| Shanghai QianChem | China national standards | MT | 1057.02 | USD | 20251022 |