| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1002.46 | USD | 20251125 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1002.46 | USD | 20251125 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1002.16 | USD | 20251124 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1002.16 | USD | 20251124 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1001.76 | USD | 20251123 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1001.76 | USD | 20251123 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1001.76 | USD | 20251122 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1001.76 | USD | 20251122 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1001.76 | USD | 20251121 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1001.76 | USD | 20251121 |