| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 924.75 | USD | 20250815 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 1232.99 | USD | 20250815 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 1232.99 | USD | 20250815 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 924.75 | USD | 20250815 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 952.77 | USD | 20250815 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 980.79 | USD | 20250815 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 980.79 | USD | 20250815 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 980.79 | USD | 20250815 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 980.79 | USD | 20250815 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 980.79 | USD | 20250815 |