| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Baiquan Pharmaceutical Co., Ltd. | China national standards | MT | 165.35 | USD | 20251201 |
| Sichuan Hebang Biotechnology Co., Ltd. | China national standards | MT | 233.19 | USD | 20251201 |
| HAOHUA-JUNHUA Group Co., Ltd. | China national standards | MT | 154.04 | USD | 20251201 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 190.79 | USD | 20251201 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 202.09 | USD | 20251201 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 195.03 | USD | 20251201 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 176.66 | USD | 20251201 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.72 | USD | 20251201 |
| Shandong Haihua Co., Ltd. | China national standards | MT | 169.59 | USD | 20251201 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 206.33 | USD | 20251201 |