| Vendor | Spec | Unit | Price | Currency | Date |
| Heze Sirloong Chem | China national standards | MT | 7349.51 | USD | 20251210 |
| Heze Sirloong Chem | China national standards | MT | 7348.37 | USD | 20251208 |
| Heze Sirloong Chem | China national standards | MT | 7351.59 | USD | 20251204 |
| Heze Sirloong Chem | China national standards | MT | 7342.04 | USD | 20251114 |
| Heze Sirloong Chem | China national standards | MT | 7337.79 | USD | 20251111 |
| Heze Sirloong Chem | China national standards | MT | 7340.9 | USD | 20251107 |
| Heze Sirloong Chem | China national standards | MT | 7335.83 | USD | 20251104 |
| Heze Sirloong Chem | China national standards | MT | 7331.17 | USD | 20251021 |
| Heze Sirloong Chem | China national standards | MT | 7329.21 | USD | 20251017 |
| Heze Sirloong Chem | China national standards | MT | 7324.46 | USD | 20251015 |