| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 869.11 | USD | 20250814 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 868.96 | USD | 20250813 |
| Qinghai Yanhu Industry Co., Ltd. | China national standards | MT | 1120.17 | USD | 20250812 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 868.13 | USD | 20250812 |
| Shandong Chengshuo Chemical Co., Ltd. | China national standards | MT | 980.32 | USD | 20250811 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 868.29 | USD | 20250811 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 868.57 | USD | 20250809 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 868.57 | USD | 20250808 |
| Qinghai Yanhu Industry Co., Ltd. | China national standards | MT | 967.13 | USD | 20250807 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 897.05 | USD | 20250807 |