| Vendor | Spec | Unit | Price | Currency | Date |
| Anhui Haozhan Environmental Protection Technology Co., Ltd. | China national standards | MT | 204.94 | USD | 20251203 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 212.0 | USD | 20251203 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 202.11 | USD | 20251203 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 190.8 | USD | 20251203 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 190.8 | USD | 20251203 |
| Sichuan Hebang Biotechnology Co., Ltd. | China national standards | MT | 233.2 | USD | 20251203 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 148.4 | USD | 20251203 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 176.67 | USD | 20251203 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 445.2 | USD | 20251203 |
| Tangshan Sanyou Chemical Industries Co., Ltd. | China national standards | MT | 183.74 | USD | 20251203 |