| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 746.2 | USD | 20250916 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 788.43 | USD | 20250916 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 816.59 | USD | 20250916 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 703.96 | USD | 20250916 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 851.44 | USD | 20250915 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 816.26 | USD | 20250915 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 788.11 | USD | 20250915 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 703.67 | USD | 20250915 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 703.67 | USD | 20250915 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 802.18 | USD | 20250915 |