| Vendor | Spec | Unit | Price | Currency | Date |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 94.48 | USD | 20251023 |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 94.43 | USD | 20251022 |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 94.46 | USD | 20251021 |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 87.36 | USD | 20251020 |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 87.39 | USD | 20251017 |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 87.33 | USD | 20251015 |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 87.3 | USD | 20251014 |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 87.32 | USD | 20251013 |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 85.86 | USD | 20251011 |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 85.86 | USD | 20251010 |