| Vendor | Spec | Unit | Price | Currency | Date |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Industrial Grade | MT | 2529.8 | USD | 20250926 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1756.8 | USD | 20250926 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1756.8 | USD | 20250926 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 2037.89 | USD | 20250926 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 2037.89 | USD | 20250926 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1463.61 | USD | 20250925 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1463.61 | USD | 20250925 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1477.69 | USD | 20250925 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1449.54 | USD | 20250925 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1759.15 | USD | 20250925 |