| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 969.63 | USD | 20250825 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 885.32 | USD | 20250825 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 883.33 | USD | 20250823 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 939.41 | USD | 20250823 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 883.33 | USD | 20250823 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 967.46 | USD | 20250823 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 883.33 | USD | 20250822 |
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 911.37 | USD | 20250822 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 967.46 | USD | 20250822 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 883.33 | USD | 20250822 |