| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1124.73 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250919 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 913.85 | USD | 20250919 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 913.85 | USD | 20250919 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 899.79 | USD | 20250919 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 899.79 | USD | 20250919 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1195.03 | USD | 20250919 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1195.03 | USD | 20250919 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1673.04 | USD | 20250919 |