| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 929.3 | USD | 20251014 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 929.49 | USD | 20251013 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 957.65 | USD | 20251013 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 928.95 | USD | 20251011 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 957.1 | USD | 20251011 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 957.1 | USD | 20251011 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 928.95 | USD | 20251010 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 928.24 | USD | 20251009 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 928.86 | USD | 20250930 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 928.41 | USD | 20250929 |