| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 889.13 | USD | 20251118 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 931.87 | USD | 20251115 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 931.87 | USD | 20251114 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 889.52 | USD | 20251114 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 931.35 | USD | 20251113 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 847.06 | USD | 20251112 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 846.67 | USD | 20251111 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 846.79 | USD | 20251110 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 847.03 | USD | 20251107 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 846.68 | USD | 20251106 |