| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 851.54 | USD | 20251010 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 703.75 | USD | 20251010 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 865.61 | USD | 20251010 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 774.12 | USD | 20251010 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.97 | USD | 20251010 |
| Jiangsu Lianhai Biological Technology Co., Ltd. | China national standards | MT | 731.9 | USD | 20251010 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 689.67 | USD | 20251010 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 809.31 | USD | 20251010 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 689.67 | USD | 20251010 |