| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.71 | USD | 20251208 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 254.37 | USD | 20251208 |
| HAOHUA-JUNHUA Group Co., Ltd. | China national standards | MT | 154.03 | USD | 20251208 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.69 | USD | 20251208 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 169.58 | USD | 20251208 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 233.17 | USD | 20251208 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 169.58 | USD | 20251208 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 176.64 | USD | 20251208 |
| Suzhou Shangma Chemical Technology Co., Ltd. | China national standards | MT | 197.84 | USD | 20251208 |
| Shandong Haihua Co., Ltd. | China national standards | MT | 254.37 | USD | 20251208 |