| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 939.2 | USD | 20250814 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 911.17 | USD | 20250814 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 939.2 | USD | 20250814 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 883.13 | USD | 20250814 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 925.19 | USD | 20250814 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 925.19 | USD | 20250814 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1121.44 | USD | 20250814 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1100.41 | USD | 20250814 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1107.42 | USD | 20250814 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1107.42 | USD | 20250814 |