| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 478.49 | USD | 20250924 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 562.93 | USD | 20250924 |
| Shandong Huize Chemical Technology Co., Ltd. | 96.2% | MT | 569.96 | USD | 20250923 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 562.93 | USD | 20250923 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 478.49 | USD | 20250923 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250923 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 492.22 | USD | 20250922 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 660.99 | USD | 20250922 |
| Nanjing Zhongchun BIOTECHNOLOGY Co., Ltd. | China national standards | MT | 1293.84 | USD | 20250922 |
| Shandong Yifei Science and Trade Co., Ltd. | China national standards | MT | 1054.76 | USD | 20250922 |