| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.6 | USD | 20251028 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 324.6 | USD | 20251028 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.26 | USD | 20251028 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.26 | USD | 20251028 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 263.92 | USD | 20251028 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 395.17 | USD | 20251028 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 451.62 | USD | 20251028 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 381.05 | USD | 20251028 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 239.84 | USD | 20251027 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 239.84 | USD | 20251027 |