| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 560.59 | USD | 20260205 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 575.27 | USD | 20260204 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 589.01 | USD | 20260203 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 580.78 | USD | 20260116 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 573.76 | USD | 20260115 |
| Shandong Dongming Petro | China national standards | MT | 570.45 | USD | 20260114 |
| Shandong Dongming Petro | China national standards | MT | 570.45 | USD | 20260114 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 567.6 | USD | 20260114 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 567.6 | USD | 20260114 |
| Shandong Dongming Petro | China national standards | MT | 566.31 | USD | 20260113 |