| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 929.33 | USD | 20250913 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1020.85 | USD | 20250913 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 957.49 | USD | 20250912 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.65 | USD | 20250912 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 971.57 | USD | 20250912 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 929.33 | USD | 20250912 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 985.65 | USD | 20250912 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 971.57 | USD | 20250912 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.65 | USD | 20250912 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 985.65 | USD | 20250912 |