| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 901.07 | USD | 20250916 |
| Zhejiang Dayang Biotech Group Co., Ltd. | China national standards | MT | 1097.73 | USD | 20250915 |
| Shandong Chengshuo Chemical Co., Ltd. | China national standards | MT | 985.14 | USD | 20250915 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 900.7 | USD | 20250915 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 872.55 | USD | 20250915 |
| Zhejiang Dayang Biotech Group Co., Ltd. | China national standards | MT | 1098.47 | USD | 20250909 |
| Qinghai Yanhu Industry Co., Ltd. | China national standards | MT | 1126.63 | USD | 20250909 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 873.14 | USD | 20250909 |
| Zhejiang Dayang Biotech Group Co., Ltd. | China national standards | MT | 1098.14 | USD | 20250908 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 872.88 | USD | 20250908 |