| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.46 | USD | 20251031 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.51 | USD | 20251030 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.56 | USD | 20251029 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.53 | USD | 20251028 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.46 | USD | 20251027 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.33 | USD | 20251026 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.33 | USD | 20251025 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.33 | USD | 20251024 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.36 | USD | 20251023 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.26 | USD | 20251022 |