| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1048.45 | USD | 20250925 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1048.45 | USD | 20250925 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1048.45 | USD | 20250925 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1055.49 | USD | 20250925 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1266.59 | USD | 20250925 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 872.54 | USD | 20250925 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 872.54 | USD | 20250925 |