| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 899.79 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 899.79 | USD | 20250920 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1082.56 | USD | 20250920 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.19 | USD | 20250920 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.19 | USD | 20250920 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.19 | USD | 20250920 |
| Kellin Chemicals (Zhangjiagang) Co., Ltd. | China national standards | MT | 759.19 | USD | 20250920 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 759.19 | USD | 20250920 |
| Hunan Yuanshuo Fine Chemical Co., Ltd. | China national standards | MT | 885.73 | USD | 20250920 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 759.19 | USD | 20250920 |