| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 985.03 | USD | 20250905 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1252.39 | USD | 20250905 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1097.6 | USD | 20250905 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1076.49 | USD | 20250905 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1097.6 | USD | 20250905 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 985.03 | USD | 20250905 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1041.31 | USD | 20250905 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1034.45 | USD | 20250904 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1040.95 | USD | 20250902 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1040.95 | USD | 20250902 |