| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 965.58 | USD | 20250722 |
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 992.7 | USD | 20250721 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 964.74 | USD | 20250721 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 922.79 | USD | 20250721 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 964.74 | USD | 20250721 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 964.74 | USD | 20250721 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 936.77 | USD | 20250721 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 964.74 | USD | 20250721 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 964.74 | USD | 20250721 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 937.09 | USD | 20250719 |