| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.12 | USD | 20250812 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.12 | USD | 20250812 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.12 | USD | 20250812 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 784.12 | USD | 20250812 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 812.12 | USD | 20250812 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 812.12 | USD | 20250812 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 980.32 | USD | 20250811 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1050.35 | USD | 20250811 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1134.37 | USD | 20250811 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 784.26 | USD | 20250811 |