| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Lianhai Biological Technology Co., Ltd. | China national standards | MT | 754.39 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 853.1 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 867.2 | USD | 20251023 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 775.54 | USD | 20251023 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 761.06 | USD | 20251022 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 746.96 | USD | 20251022 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 732.87 | USD | 20251022 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 789.24 | USD | 20251022 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 775.15 | USD | 20251022 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 746.96 | USD | 20251022 |